Home / 10,298.05-14,212.82-6,521.56

Finding the Fourth Proportional to 10,298.05, 14,212.82 and 6,521.56

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Solution

The fourth proportional to 10,298.05, 14,212.82 and 6,521.56 is: 9,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.05 : 14,212.82 = 6,521.56 : x
  2. Step 2: Convert to fraction form
    10,298.05/14,212.82 = 6,521.56/x
  3. Step 3: Cross multiply
    10,298.05x = 14,212.82 × 6,521.56
  4. Step 4: Simplify right side
    10,298.05x = 92,689,654.73
  5. Step 5: Solve for x
    x = 92,689,654.73/10,298.05
  6. Step 6: Final answer
    x = 9,000.70

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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.