Home / 9,702.05-13,392.07-6,122.93

Finding the Fourth Proportional to 9,702.05, 13,392.07 and 6,122.93

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Solution

The fourth proportional to 9,702.05, 13,392.07 and 6,122.93 is: 8,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702.05 : 13,392.07 = 6,122.93 : x
  2. Step 2: Convert to fraction form
    9,702.05/13,392.07 = 6,122.93/x
  3. Step 3: Cross multiply
    9,702.05x = 13,392.07 × 6,122.93
  4. Step 4: Simplify right side
    9,702.05x = 81,998,624.90
  5. Step 5: Solve for x
    x = 81,998,624.90/9,702.05
  6. Step 6: Final answer
    x = 8,451.68

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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.