Home / 9,872.06-13,601.57-6,508.94

Finding the Fourth Proportional to 9,872.06, 13,601.57 and 6,508.94

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Solution

The fourth proportional to 9,872.06, 13,601.57 and 6,508.94 is: 8,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.06 : 13,601.57 = 6,508.94 : x
  2. Step 2: Convert to fraction form
    9,872.06/13,601.57 = 6,508.94/x
  3. Step 3: Cross multiply
    9,872.06x = 13,601.57 × 6,508.94
  4. Step 4: Simplify right side
    9,872.06x = 88,531,702.48
  5. Step 5: Solve for x
    x = 88,531,702.48/9,872.06
  6. Step 6: Final answer
    x = 8,967.91

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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.