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Finding the Fourth Proportional to 7,926.26, 11,901.06 and 4,423.10

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Solution

The fourth proportional to 7,926.26, 11,901.06 and 4,423.10 is: 6,641.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.26 : 11,901.06 = 4,423.10 : x
  2. Step 2: Convert to fraction form
    7,926.26/11,901.06 = 4,423.10/x
  3. Step 3: Cross multiply
    7,926.26x = 11,901.06 × 4,423.10
  4. Step 4: Simplify right side
    7,926.26x = 52,639,578.49
  5. Step 5: Solve for x
    x = 52,639,578.49/7,926.26
  6. Step 6: Final answer
    x = 6,641.16

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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.