Home / 8,337.80-11,501.16-5,505.18

Finding the Fourth Proportional to 8,337.80, 11,501.16 and 5,505.18

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Solution

The fourth proportional to 8,337.80, 11,501.16 and 5,505.18 is: 7,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.80 : 11,501.16 = 5,505.18 : x
  2. Step 2: Convert to fraction form
    8,337.80/11,501.16 = 5,505.18/x
  3. Step 3: Cross multiply
    8,337.80x = 11,501.16 × 5,505.18
  4. Step 4: Simplify right side
    8,337.80x = 63,315,956.93
  5. Step 5: Solve for x
    x = 63,315,956.93/8,337.80
  6. Step 6: Final answer
    x = 7,593.84

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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.