Home / 6,623.25-9,932.75-2,925.40

Finding the Fourth Proportional to 6,623.25, 9,932.75 and 2,925.40

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Solution

The fourth proportional to 6,623.25, 9,932.75 and 2,925.40 is: 4,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.25 : 9,932.75 = 2,925.40 : x
  2. Step 2: Convert to fraction form
    6,623.25/9,932.75 = 2,925.40/x
  3. Step 3: Cross multiply
    6,623.25x = 9,932.75 × 2,925.40
  4. Step 4: Simplify right side
    6,623.25x = 29,057,275.61
  5. Step 5: Solve for x
    x = 29,057,275.61/6,623.25
  6. Step 6: Final answer
    x = 4,387.16

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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.