Home / 9,372.22-12,934.19-5,123.67

Finding the Fourth Proportional to 9,372.22, 12,934.19 and 5,123.67

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Solution

The fourth proportional to 9,372.22, 12,934.19 and 5,123.67 is: 7,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.22 : 12,934.19 = 5,123.67 : x
  2. Step 2: Convert to fraction form
    9,372.22/12,934.19 = 5,123.67/x
  3. Step 3: Cross multiply
    9,372.22x = 12,934.19 × 5,123.67
  4. Step 4: Simplify right side
    9,372.22x = 66,270,521.28
  5. Step 5: Solve for x
    x = 66,270,521.28/9,372.22
  6. Step 6: Final answer
    x = 7,070.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.