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Finding the Fourth Proportional to 7,102.01, 10,658.51 and 5,718.73

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Solution

The fourth proportional to 7,102.01, 10,658.51 and 5,718.73 is: 8,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102.01 : 10,658.51 = 5,718.73 : x
  2. Step 2: Convert to fraction form
    7,102.01/10,658.51 = 5,718.73/x
  3. Step 3: Cross multiply
    7,102.01x = 10,658.51 × 5,718.73
  4. Step 4: Simplify right side
    7,102.01x = 60,953,107.10
  5. Step 5: Solve for x
    x = 60,953,107.10/7,102.01
  6. Step 6: Final answer
    x = 8,582.52

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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.