Home / 3,417.61-5,126.42-1,442.93

Finding the Fourth Proportional to 3,417.61, 5,126.42 and 1,442.93

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Solution

The fourth proportional to 3,417.61, 5,126.42 and 1,442.93 is: 2,164.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.61 : 5,126.42 = 1,442.93 : x
  2. Step 2: Convert to fraction form
    3,417.61/5,126.42 = 1,442.93/x
  3. Step 3: Cross multiply
    3,417.61x = 5,126.42 × 1,442.93
  4. Step 4: Simplify right side
    3,417.61x = 7,397,061.80
  5. Step 5: Solve for x
    x = 7,397,061.80/3,417.61
  6. Step 6: Final answer
    x = 2,164.39

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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.