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Finding the Fourth Proportional to 5,502.76, 7,599.54 and 4,712.20

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Solution

The fourth proportional to 5,502.76, 7,599.54 and 4,712.20 is: 6,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.76 : 7,599.54 = 4,712.20 : x
  2. Step 2: Convert to fraction form
    5,502.76/7,599.54 = 4,712.20/x
  3. Step 3: Cross multiply
    5,502.76x = 7,599.54 × 4,712.20
  4. Step 4: Simplify right side
    5,502.76x = 35,810,552.39
  5. Step 5: Solve for x
    x = 35,810,552.39/5,502.76
  6. Step 6: Final answer
    x = 6,507.74

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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.