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Finding the Fourth Proportional to 8,294.18, 11,443.65 and 4,756.10

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Solution

The fourth proportional to 8,294.18, 11,443.65 and 4,756.10 is: 6,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.18 : 11,443.65 = 4,756.10 : x
  2. Step 2: Convert to fraction form
    8,294.18/11,443.65 = 4,756.10/x
  3. Step 3: Cross multiply
    8,294.18x = 11,443.65 × 4,756.10
  4. Step 4: Simplify right side
    8,294.18x = 54,427,143.77
  5. Step 5: Solve for x
    x = 54,427,143.77/8,294.18
  6. Step 6: Final answer
    x = 6,562.09

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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.