Home / 7,405.60-11,108.98-2,475.25

Finding the Fourth Proportional to 7,405.60, 11,108.98 and 2,475.25

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Solution

The fourth proportional to 7,405.60, 11,108.98 and 2,475.25 is: 3,713.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.60 : 11,108.98 = 2,475.25 : x
  2. Step 2: Convert to fraction form
    7,405.60/11,108.98 = 2,475.25/x
  3. Step 3: Cross multiply
    7,405.60x = 11,108.98 × 2,475.25
  4. Step 4: Simplify right side
    7,405.60x = 27,497,502.75
  5. Step 5: Solve for x
    x = 27,497,502.75/7,405.60
  6. Step 6: Final answer
    x = 3,713.07

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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.