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Finding the Fourth Proportional to 7,062.78, 10,593.14 and 2,680.23

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Solution

The fourth proportional to 7,062.78, 10,593.14 and 2,680.23 is: 4,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.78 : 10,593.14 = 2,680.23 : x
  2. Step 2: Convert to fraction form
    7,062.78/10,593.14 = 2,680.23/x
  3. Step 3: Cross multiply
    7,062.78x = 10,593.14 × 2,680.23
  4. Step 4: Simplify right side
    7,062.78x = 28,392,038.22
  5. Step 5: Solve for x
    x = 28,392,038.22/7,062.78
  6. Step 6: Final answer
    x = 4,019.95

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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.