Home / 4,547.46-6,275.12-2,557.62

Finding the Fourth Proportional to 4,547.46, 6,275.12 and 2,557.62

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Solution

The fourth proportional to 4,547.46, 6,275.12 and 2,557.62 is: 3,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.46 : 6,275.12 = 2,557.62 : x
  2. Step 2: Convert to fraction form
    4,547.46/6,275.12 = 2,557.62/x
  3. Step 3: Cross multiply
    4,547.46x = 6,275.12 × 2,557.62
  4. Step 4: Simplify right side
    4,547.46x = 16,049,372.41
  5. Step 5: Solve for x
    x = 16,049,372.41/4,547.46
  6. Step 6: Final answer
    x = 3,529.30

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Half scale
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Double scale
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Similar ratio
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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.