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Finding the Fourth Proportional to 5,656.40, 8,473.08 and 5,073.68

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Solution

The fourth proportional to 5,656.40, 8,473.08 and 5,073.68 is: 7,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.40 : 8,473.08 = 5,073.68 : x
  2. Step 2: Convert to fraction form
    5,656.40/8,473.08 = 5,073.68/x
  3. Step 3: Cross multiply
    5,656.40x = 8,473.08 × 5,073.68
  4. Step 4: Simplify right side
    5,656.40x = 42,989,696.53
  5. Step 5: Solve for x
    x = 42,989,696.53/5,656.40
  6. Step 6: Final answer
    x = 7,600.19

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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.