Home / 9,378.28-14,071.31-4,110.57

Finding the Fourth Proportional to 9,378.28, 14,071.31 and 4,110.57

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Solution

The fourth proportional to 9,378.28, 14,071.31 and 4,110.57 is: 6,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.28 : 14,071.31 = 4,110.57 : x
  2. Step 2: Convert to fraction form
    9,378.28/14,071.31 = 4,110.57/x
  3. Step 3: Cross multiply
    9,378.28x = 14,071.31 × 4,110.57
  4. Step 4: Simplify right side
    9,378.28x = 57,841,104.75
  5. Step 5: Solve for x
    x = 57,841,104.75/9,378.28
  6. Step 6: Final answer
    x = 6,167.56

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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.