Home / 10,207.62-14,087.52-6,857.37

Finding the Fourth Proportional to 10,207.62, 14,087.52 and 6,857.37

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Solution

The fourth proportional to 10,207.62, 14,087.52 and 6,857.37 is: 9,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.62 : 14,087.52 = 6,857.37 : x
  2. Step 2: Convert to fraction form
    10,207.62/14,087.52 = 6,857.37/x
  3. Step 3: Cross multiply
    10,207.62x = 14,087.52 × 6,857.37
  4. Step 4: Simplify right side
    10,207.62x = 96,603,337.02
  5. Step 5: Solve for x
    x = 96,603,337.02/10,207.62
  6. Step 6: Final answer
    x = 9,463.85

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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.