Home / 9,242.28-13,862.88-2,316.78

Finding the Fourth Proportional to 9,242.28, 13,862.88 and 2,316.78

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Solution

The fourth proportional to 9,242.28, 13,862.88 and 2,316.78 is: 3,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.28 : 13,862.88 = 2,316.78 : x
  2. Step 2: Convert to fraction form
    9,242.28/13,862.88 = 2,316.78/x
  3. Step 3: Cross multiply
    9,242.28x = 13,862.88 × 2,316.78
  4. Step 4: Simplify right side
    9,242.28x = 32,117,243.13
  5. Step 5: Solve for x
    x = 32,117,243.13/9,242.28
  6. Step 6: Final answer
    x = 3,475.03

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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.