Home / 5,825.85-8,740.14-1,665.92

Finding the Fourth Proportional to 5,825.85, 8,740.14 and 1,665.92

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Solution

The fourth proportional to 5,825.85, 8,740.14 and 1,665.92 is: 2,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.85 : 8,740.14 = 1,665.92 : x
  2. Step 2: Convert to fraction form
    5,825.85/8,740.14 = 1,665.92/x
  3. Step 3: Cross multiply
    5,825.85x = 8,740.14 × 1,665.92
  4. Step 4: Simplify right side
    5,825.85x = 14,560,330.33
  5. Step 5: Solve for x
    x = 14,560,330.33/5,825.85
  6. Step 6: Final answer
    x = 2,499.26

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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.