Home / 6,610.31-9,109.04-4,716.55

Finding the Fourth Proportional to 6,610.31, 9,109.04 and 4,716.55

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Solution

The fourth proportional to 6,610.31, 9,109.04 and 4,716.55 is: 6,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.31 : 9,109.04 = 4,716.55 : x
  2. Step 2: Convert to fraction form
    6,610.31/9,109.04 = 4,716.55/x
  3. Step 3: Cross multiply
    6,610.31x = 9,109.04 × 4,716.55
  4. Step 4: Simplify right side
    6,610.31x = 42,963,242.61
  5. Step 5: Solve for x
    x = 42,963,242.61/6,610.31
  6. Step 6: Final answer
    x = 6,499.43

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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.