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Finding the Fourth Proportional to 4,007.12, 6,010.68 and 1,697

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Solution

The fourth proportional to 4,007.12, 6,010.68 and 1,697 is: 2,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.12 : 6,010.68 = 1,697 : x
  2. Step 2: Convert to fraction form
    4,007.12/6,010.68 = 1,697/x
  3. Step 3: Cross multiply
    4,007.12x = 6,010.68 × 1,697
  4. Step 4: Simplify right side
    4,007.12x = 10,200,123.96
  5. Step 5: Solve for x
    x = 10,200,123.96/4,007.12
  6. Step 6: Final answer
    x = 2,545.50

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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.