Home / 4,547.38-6,275.24-2,557.88

Finding the Fourth Proportional to 4,547.38, 6,275.24 and 2,557.88

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Solution

The fourth proportional to 4,547.38, 6,275.24 and 2,557.88 is: 3,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.38 : 6,275.24 = 2,557.88 : x
  2. Step 2: Convert to fraction form
    4,547.38/6,275.24 = 2,557.88/x
  3. Step 3: Cross multiply
    4,547.38x = 6,275.24 × 2,557.88
  4. Step 4: Simplify right side
    4,547.38x = 16,051,298.10
  5. Step 5: Solve for x
    x = 16,051,298.10/4,547.38
  6. Step 6: Final answer
    x = 3,529.79

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Half scale
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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.