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Finding the Fourth Proportional to 7,344.76, 11,017.13 and 2,150.63

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Solution

The fourth proportional to 7,344.76, 11,017.13 and 2,150.63 is: 3,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.76 : 11,017.13 = 2,150.63 : x
  2. Step 2: Convert to fraction form
    7,344.76/11,017.13 = 2,150.63/x
  3. Step 3: Cross multiply
    7,344.76x = 11,017.13 × 2,150.63
  4. Step 4: Simplify right side
    7,344.76x = 23,693,803.21
  5. Step 5: Solve for x
    x = 23,693,803.21/7,344.76
  6. Step 6: Final answer
    x = 3,225.95

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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.