Home / 1,715.12-2,366.92-1,052.32

Finding the Fourth Proportional to 1,715.12, 2,366.92 and 1,052.32

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Solution

The fourth proportional to 1,715.12, 2,366.92 and 1,052.32 is: 1,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.12 : 2,366.92 = 1,052.32 : x
  2. Step 2: Convert to fraction form
    1,715.12/2,366.92 = 1,052.32/x
  3. Step 3: Cross multiply
    1,715.12x = 2,366.92 × 1,052.32
  4. Step 4: Simplify right side
    1,715.12x = 2,490,757.25
  5. Step 5: Solve for x
    x = 2,490,757.25/1,715.12
  6. Step 6: Final answer
    x = 1,452.23

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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.