Home / 11,342.19-15,651.51-6,306.32

Finding the Fourth Proportional to 11,342.19, 15,651.51 and 6,306.32

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Solution

The fourth proportional to 11,342.19, 15,651.51 and 6,306.32 is: 8,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.19 : 15,651.51 = 6,306.32 : x
  2. Step 2: Convert to fraction form
    11,342.19/15,651.51 = 6,306.32/x
  3. Step 3: Cross multiply
    11,342.19x = 15,651.51 × 6,306.32
  4. Step 4: Simplify right side
    11,342.19x = 98,703,430.54
  5. Step 5: Solve for x
    x = 98,703,430.54/11,342.19
  6. Step 6: Final answer
    x = 8,702.33

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Half scale
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Double scale
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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.