Home / 11,246.31-15,519.38-6,210.28

Finding the Fourth Proportional to 11,246.31, 15,519.38 and 6,210.28

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Solution

The fourth proportional to 11,246.31, 15,519.38 and 6,210.28 is: 8,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.31 : 15,519.38 = 6,210.28 : x
  2. Step 2: Convert to fraction form
    11,246.31/15,519.38 = 6,210.28/x
  3. Step 3: Cross multiply
    11,246.31x = 15,519.38 × 6,210.28
  4. Step 4: Simplify right side
    11,246.31x = 96,379,766.53
  5. Step 5: Solve for x
    x = 96,379,766.53/11,246.31
  6. Step 6: Final answer
    x = 8,569.90

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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.