Home / 10,306.62-14,223.33-6,117.30

Finding the Fourth Proportional to 10,306.62, 14,223.33 and 6,117.30

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Solution

The fourth proportional to 10,306.62, 14,223.33 and 6,117.30 is: 8,441.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.62 : 14,223.33 = 6,117.30 : x
  2. Step 2: Convert to fraction form
    10,306.62/14,223.33 = 6,117.30/x
  3. Step 3: Cross multiply
    10,306.62x = 14,223.33 × 6,117.30
  4. Step 4: Simplify right side
    10,306.62x = 87,008,376.61
  5. Step 5: Solve for x
    x = 87,008,376.61/10,306.62
  6. Step 6: Final answer
    x = 8,441.99

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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.