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Finding the Fourth Proportional to 5,404.95, 8,088.23 and 4,944.15

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Solution

The fourth proportional to 5,404.95, 8,088.23 and 4,944.15 is: 7,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.95 : 8,088.23 = 4,944.15 : x
  2. Step 2: Convert to fraction form
    5,404.95/8,088.23 = 4,944.15/x
  3. Step 3: Cross multiply
    5,404.95x = 8,088.23 × 4,944.15
  4. Step 4: Simplify right side
    5,404.95x = 39,989,397.63
  5. Step 5: Solve for x
    x = 39,989,397.63/5,404.95
  6. Step 6: Final answer
    x = 7,398.66

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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.