Home / 9,627.26-14,371.22-8,319.40

Finding the Fourth Proportional to 9,627.26, 14,371.22 and 8,319.40

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Solution

The fourth proportional to 9,627.26, 14,371.22 and 8,319.40 is: 12,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.26 : 14,371.22 = 8,319.40 : x
  2. Step 2: Convert to fraction form
    9,627.26/14,371.22 = 8,319.40/x
  3. Step 3: Cross multiply
    9,627.26x = 14,371.22 × 8,319.40
  4. Step 4: Simplify right side
    9,627.26x = 119,559,912.54
  5. Step 5: Solve for x
    x = 119,559,912.54/9,627.26
  6. Step 6: Final answer
    x = 12,418.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.