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Finding the Fourth Proportional to 8,835.67, 13,253.51 and 4,152.76

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Solution

The fourth proportional to 8,835.67, 13,253.51 and 4,152.76 is: 6,229.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.67 : 13,253.51 = 4,152.76 : x
  2. Step 2: Convert to fraction form
    8,835.67/13,253.51 = 4,152.76/x
  3. Step 3: Cross multiply
    8,835.67x = 13,253.51 × 4,152.76
  4. Step 4: Simplify right side
    8,835.67x = 55,038,646.19
  5. Step 5: Solve for x
    x = 55,038,646.19/8,835.67
  6. Step 6: Final answer
    x = 6,229.14

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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.