Home / 8,861.29-13,263.84-4,953.85

Finding the Fourth Proportional to 8,861.29, 13,263.84 and 4,953.85

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Solution

The fourth proportional to 8,861.29, 13,263.84 and 4,953.85 is: 7,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.29 : 13,263.84 = 4,953.85 : x
  2. Step 2: Convert to fraction form
    8,861.29/13,263.84 = 4,953.85/x
  3. Step 3: Cross multiply
    8,861.29x = 13,263.84 × 4,953.85
  4. Step 4: Simplify right side
    8,861.29x = 65,707,073.78
  5. Step 5: Solve for x
    x = 65,707,073.78/8,861.29
  6. Step 6: Final answer
    x = 7,415.07

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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.