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Finding the Fourth Proportional to 6,581.94, 9,861.98 and 5,750.88

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Solution

The fourth proportional to 6,581.94, 9,861.98 and 5,750.88 is: 8,616.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.94 : 9,861.98 = 5,750.88 : x
  2. Step 2: Convert to fraction form
    6,581.94/9,861.98 = 5,750.88/x
  3. Step 3: Cross multiply
    6,581.94x = 9,861.98 × 5,750.88
  4. Step 4: Simplify right side
    6,581.94x = 56,715,034.79
  5. Step 5: Solve for x
    x = 56,715,034.79/6,581.94
  6. Step 6: Final answer
    x = 8,616.77

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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.