Home / 3,346.38-4,615.02-2,283.66

Finding the Fourth Proportional to 3,346.38, 4,615.02 and 2,283.66

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Solution

The fourth proportional to 3,346.38, 4,615.02 and 2,283.66 is: 3,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.38 : 4,615.02 = 2,283.66 : x
  2. Step 2: Convert to fraction form
    3,346.38/4,615.02 = 2,283.66/x
  3. Step 3: Cross multiply
    3,346.38x = 4,615.02 × 2,283.66
  4. Step 4: Simplify right side
    3,346.38x = 10,539,136.57
  5. Step 5: Solve for x
    x = 10,539,136.57/3,346.38
  6. Step 6: Final answer
    x = 3,149.41

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Half scale
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Double scale
Find fourth proportional to 3,347.38, 4,616.40 and 2,284.66
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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.