Home / 1,507.04-2,082.32-1,244.60

Finding the Fourth Proportional to 1,507.04, 2,082.32 and 1,244.60

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Solution

The fourth proportional to 1,507.04, 2,082.32 and 1,244.60 is: 1,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.04 : 2,082.32 = 1,244.60 : x
  2. Step 2: Convert to fraction form
    1,507.04/2,082.32 = 1,244.60/x
  3. Step 3: Cross multiply
    1,507.04x = 2,082.32 × 1,244.60
  4. Step 4: Simplify right side
    1,507.04x = 2,591,655.47
  5. Step 5: Solve for x
    x = 2,591,655.47/1,507.04
  6. Step 6: Final answer
    x = 1,719.70

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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.