Home / 7,631.13-11,445.38-2,294.23

Finding the Fourth Proportional to 7,631.13, 11,445.38 and 2,294.23

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Solution

The fourth proportional to 7,631.13, 11,445.38 and 2,294.23 is: 3,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.13 : 11,445.38 = 2,294.23 : x
  2. Step 2: Convert to fraction form
    7,631.13/11,445.38 = 2,294.23/x
  3. Step 3: Cross multiply
    7,631.13x = 11,445.38 × 2,294.23
  4. Step 4: Simplify right side
    7,631.13x = 26,258,311.28
  5. Step 5: Solve for x
    x = 26,258,311.28/7,631.13
  6. Step 6: Final answer
    x = 3,440.95

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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.