Home / 9,861.60-14,779.92-4,313.46

Finding the Fourth Proportional to 9,861.60, 14,779.92 and 4,313.46

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Solution

The fourth proportional to 9,861.60, 14,779.92 and 4,313.46 is: 6,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.60 : 14,779.92 = 4,313.46 : x
  2. Step 2: Convert to fraction form
    9,861.60/14,779.92 = 4,313.46/x
  3. Step 3: Cross multiply
    9,861.60x = 14,779.92 × 4,313.46
  4. Step 4: Simplify right side
    9,861.60x = 63,752,593.72
  5. Step 5: Solve for x
    x = 63,752,593.72/9,861.60
  6. Step 6: Final answer
    x = 6,464.73

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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.