Home / 7,439.08-11,159.16-2,508.88

Finding the Fourth Proportional to 7,439.08, 11,159.16 and 2,508.88

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Solution

The fourth proportional to 7,439.08, 11,159.16 and 2,508.88 is: 3,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.08 : 11,159.16 = 2,508.88 : x
  2. Step 2: Convert to fraction form
    7,439.08/11,159.16 = 2,508.88/x
  3. Step 3: Cross multiply
    7,439.08x = 11,159.16 × 2,508.88
  4. Step 4: Simplify right side
    7,439.08x = 27,996,993.34
  5. Step 5: Solve for x
    x = 27,996,993.34/7,439.08
  6. Step 6: Final answer
    x = 3,763.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.