Home / 10,963.01-15,128.54-6,246.38

Finding the Fourth Proportional to 10,963.01, 15,128.54 and 6,246.38

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Solution

The fourth proportional to 10,963.01, 15,128.54 and 6,246.38 is: 8,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.01 : 15,128.54 = 6,246.38 : x
  2. Step 2: Convert to fraction form
    10,963.01/15,128.54 = 6,246.38/x
  3. Step 3: Cross multiply
    10,963.01x = 15,128.54 × 6,246.38
  4. Step 4: Simplify right side
    10,963.01x = 94,498,534.04
  5. Step 5: Solve for x
    x = 94,498,534.04/10,963.01
  6. Step 6: Final answer
    x = 8,619.77

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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.