Home / 1,649.68-2,274.60-1,060.24

Finding the Fourth Proportional to 1,649.68, 2,274.60 and 1,060.24

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Solution

The fourth proportional to 1,649.68, 2,274.60 and 1,060.24 is: 1,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.68 : 2,274.60 = 1,060.24 : x
  2. Step 2: Convert to fraction form
    1,649.68/2,274.60 = 1,060.24/x
  3. Step 3: Cross multiply
    1,649.68x = 2,274.60 × 1,060.24
  4. Step 4: Simplify right side
    1,649.68x = 2,411,621.90
  5. Step 5: Solve for x
    x = 2,411,621.90/1,649.68
  6. Step 6: Final answer
    x = 1,461.87

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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.