Home / 9,430.50-13,011.92-5,652.96

Finding the Fourth Proportional to 9,430.50, 13,011.92 and 5,652.96

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Solution

The fourth proportional to 9,430.50, 13,011.92 and 5,652.96 is: 7,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.50 : 13,011.92 = 5,652.96 : x
  2. Step 2: Convert to fraction form
    9,430.50/13,011.92 = 5,652.96/x
  3. Step 3: Cross multiply
    9,430.50x = 13,011.92 × 5,652.96
  4. Step 4: Simplify right side
    9,430.50x = 73,555,835.02
  5. Step 5: Solve for x
    x = 73,555,835.02/9,430.50
  6. Step 6: Final answer
    x = 7,799.78

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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.