Home / 5,757.77-8,632.95-3,781.06

Finding the Fourth Proportional to 5,757.77, 8,632.95 and 3,781.06

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Solution

The fourth proportional to 5,757.77, 8,632.95 and 3,781.06 is: 5,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.77 : 8,632.95 = 3,781.06 : x
  2. Step 2: Convert to fraction form
    5,757.77/8,632.95 = 3,781.06/x
  3. Step 3: Cross multiply
    5,757.77x = 8,632.95 × 3,781.06
  4. Step 4: Simplify right side
    5,757.77x = 32,641,701.93
  5. Step 5: Solve for x
    x = 32,641,701.93/5,757.77
  6. Step 6: Final answer
    x = 5,669.16

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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.