Home / 9,242.45-13,861.63-2,667.20

Finding the Fourth Proportional to 9,242.45, 13,861.63 and 2,667.20

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Solution

The fourth proportional to 9,242.45, 13,861.63 and 2,667.20 is: 4,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.45 : 13,861.63 = 2,667.20 : x
  2. Step 2: Convert to fraction form
    9,242.45/13,861.63 = 2,667.20/x
  3. Step 3: Cross multiply
    9,242.45x = 13,861.63 × 2,667.20
  4. Step 4: Simplify right side
    9,242.45x = 36,971,726.20
  5. Step 5: Solve for x
    x = 36,971,726.20/9,242.45
  6. Step 6: Final answer
    x = 4,000.21

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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.