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Finding the Fourth Proportional to 7,591.74, 10,479.15 and 5,203.14

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Solution

The fourth proportional to 7,591.74, 10,479.15 and 5,203.14 is: 7,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.74 : 10,479.15 = 5,203.14 : x
  2. Step 2: Convert to fraction form
    7,591.74/10,479.15 = 5,203.14/x
  3. Step 3: Cross multiply
    7,591.74x = 10,479.15 × 5,203.14
  4. Step 4: Simplify right side
    7,591.74x = 54,524,484.53
  5. Step 5: Solve for x
    x = 54,524,484.53/7,591.74
  6. Step 6: Final answer
    x = 7,182.08

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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.