Home / 1,195.02-1,649.43-1,136.43

Finding the Fourth Proportional to 1,195.02, 1,649.43 and 1,136.43

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Solution

The fourth proportional to 1,195.02, 1,649.43 and 1,136.43 is: 1,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.02 : 1,649.43 = 1,136.43 : x
  2. Step 2: Convert to fraction form
    1,195.02/1,649.43 = 1,136.43/x
  3. Step 3: Cross multiply
    1,195.02x = 1,649.43 × 1,136.43
  4. Step 4: Simplify right side
    1,195.02x = 1,874,461.73
  5. Step 5: Solve for x
    x = 1,874,461.73/1,195.02
  6. Step 6: Final answer
    x = 1,568.56

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,196.02, 1,650.81 and 1,137.43
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.