Home / 6,632.97-9,988.96-5,777.61

Finding the Fourth Proportional to 6,632.97, 9,988.96 and 5,777.61

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Solution

The fourth proportional to 6,632.97, 9,988.96 and 5,777.61 is: 8,700.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.97 : 9,988.96 = 5,777.61 : x
  2. Step 2: Convert to fraction form
    6,632.97/9,988.96 = 5,777.61/x
  3. Step 3: Cross multiply
    6,632.97x = 9,988.96 × 5,777.61
  4. Step 4: Simplify right side
    6,632.97x = 57,712,300.74
  5. Step 5: Solve for x
    x = 57,712,300.74/6,632.97
  6. Step 6: Final answer
    x = 8,700.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.