Home / 9,763.79-13,471.99-6,179.85

Finding the Fourth Proportional to 9,763.79, 13,471.99 and 6,179.85

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Solution

The fourth proportional to 9,763.79, 13,471.99 and 6,179.85 is: 8,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.79 : 13,471.99 = 6,179.85 : x
  2. Step 2: Convert to fraction form
    9,763.79/13,471.99 = 6,179.85/x
  3. Step 3: Cross multiply
    9,763.79x = 13,471.99 × 6,179.85
  4. Step 4: Simplify right side
    9,763.79x = 83,254,861.95
  5. Step 5: Solve for x
    x = 83,254,861.95/9,763.79
  6. Step 6: Final answer
    x = 8,526.90

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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.