Home / 10,702.19-16,029.92-6,529.55

Finding the Fourth Proportional to 10,702.19, 16,029.92 and 6,529.55

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Solution

The fourth proportional to 10,702.19, 16,029.92 and 6,529.55 is: 9,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.19 : 16,029.92 = 6,529.55 : x
  2. Step 2: Convert to fraction form
    10,702.19/16,029.92 = 6,529.55/x
  3. Step 3: Cross multiply
    10,702.19x = 16,029.92 × 6,529.55
  4. Step 4: Simplify right side
    10,702.19x = 104,668,063.58
  5. Step 5: Solve for x
    x = 104,668,063.58/10,702.19
  6. Step 6: Final answer
    x = 9,780.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.