Home / 5,159.92-7,740.44-1,697.16

Finding the Fourth Proportional to 5,159.92, 7,740.44 and 1,697.16

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Solution

The fourth proportional to 5,159.92, 7,740.44 and 1,697.16 is: 2,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.92 : 7,740.44 = 1,697.16 : x
  2. Step 2: Convert to fraction form
    5,159.92/7,740.44 = 1,697.16/x
  3. Step 3: Cross multiply
    5,159.92x = 7,740.44 × 1,697.16
  4. Step 4: Simplify right side
    5,159.92x = 13,136,765.15
  5. Step 5: Solve for x
    x = 13,136,765.15/5,159.92
  6. Step 6: Final answer
    x = 2,545.92

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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.