Home / 10,326.52-15,486.45-4,085.38

Finding the Fourth Proportional to 10,326.52, 15,486.45 and 4,085.38

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Solution

The fourth proportional to 10,326.52, 15,486.45 and 4,085.38 is: 6,126.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.52 : 15,486.45 = 4,085.38 : x
  2. Step 2: Convert to fraction form
    10,326.52/15,486.45 = 4,085.38/x
  3. Step 3: Cross multiply
    10,326.52x = 15,486.45 × 4,085.38
  4. Step 4: Simplify right side
    10,326.52x = 63,268,033.10
  5. Step 5: Solve for x
    x = 63,268,033.10/10,326.52
  6. Step 6: Final answer
    x = 6,126.75

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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.