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Finding the Fourth Proportional to 8,753.68, 13,135.90 and 4,596.67

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Solution

The fourth proportional to 8,753.68, 13,135.90 and 4,596.67 is: 6,897.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.68 : 13,135.90 = 4,596.67 : x
  2. Step 2: Convert to fraction form
    8,753.68/13,135.90 = 4,596.67/x
  3. Step 3: Cross multiply
    8,753.68x = 13,135.90 × 4,596.67
  4. Step 4: Simplify right side
    8,753.68x = 60,381,411.00
  5. Step 5: Solve for x
    x = 60,381,411.00/8,753.68
  6. Step 6: Final answer
    x = 6,897.84

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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.