Home / 2,534.32-3,497.19-1,415.20

Finding the Fourth Proportional to 2,534.32, 3,497.19 and 1,415.20

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Solution

The fourth proportional to 2,534.32, 3,497.19 and 1,415.20 is: 1,952.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.32 : 3,497.19 = 1,415.20 : x
  2. Step 2: Convert to fraction form
    2,534.32/3,497.19 = 1,415.20/x
  3. Step 3: Cross multiply
    2,534.32x = 3,497.19 × 1,415.20
  4. Step 4: Simplify right side
    2,534.32x = 4,949,223.29
  5. Step 5: Solve for x
    x = 4,949,223.29/2,534.32
  6. Step 6: Final answer
    x = 1,952.88

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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.