Home / 7,549.89-11,327.40-2,355.90

Finding the Fourth Proportional to 7,549.89, 11,327.40 and 2,355.90

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Solution

The fourth proportional to 7,549.89, 11,327.40 and 2,355.90 is: 3,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.89 : 11,327.40 = 2,355.90 : x
  2. Step 2: Convert to fraction form
    7,549.89/11,327.40 = 2,355.90/x
  3. Step 3: Cross multiply
    7,549.89x = 11,327.40 × 2,355.90
  4. Step 4: Simplify right side
    7,549.89x = 26,686,221.66
  5. Step 5: Solve for x
    x = 26,686,221.66/7,549.89
  6. Step 6: Final answer
    x = 3,534.65

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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.