Home / 7,349.84-11,011.92-6,125.12

Finding the Fourth Proportional to 7,349.84, 11,011.92 and 6,125.12

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Solution

The fourth proportional to 7,349.84, 11,011.92 and 6,125.12 is: 9,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.84 : 11,011.92 = 6,125.12 : x
  2. Step 2: Convert to fraction form
    7,349.84/11,011.92 = 6,125.12/x
  3. Step 3: Cross multiply
    7,349.84x = 11,011.92 × 6,125.12
  4. Step 4: Simplify right side
    7,349.84x = 67,449,331.43
  5. Step 5: Solve for x
    x = 67,449,331.43/7,349.84
  6. Step 6: Final answer
    x = 9,176.98

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1.5x scale

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.