Home / 8,061.19-11,122.59-4,702.66

Finding the Fourth Proportional to 8,061.19, 11,122.59 and 4,702.66

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Solution

The fourth proportional to 8,061.19, 11,122.59 and 4,702.66 is: 6,488.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.19 : 11,122.59 = 4,702.66 : x
  2. Step 2: Convert to fraction form
    8,061.19/11,122.59 = 4,702.66/x
  3. Step 3: Cross multiply
    8,061.19x = 11,122.59 × 4,702.66
  4. Step 4: Simplify right side
    8,061.19x = 52,305,759.09
  5. Step 5: Solve for x
    x = 52,305,759.09/8,061.19
  6. Step 6: Final answer
    x = 6,488.59

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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.