Home / 3,417.81-5,126.85-1,773.30

Finding the Fourth Proportional to 3,417.81, 5,126.85 and 1,773.30

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Solution

The fourth proportional to 3,417.81, 5,126.85 and 1,773.30 is: 2,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.81 : 5,126.85 = 1,773.30 : x
  2. Step 2: Convert to fraction form
    3,417.81/5,126.85 = 1,773.30/x
  3. Step 3: Cross multiply
    3,417.81x = 5,126.85 × 1,773.30
  4. Step 4: Simplify right side
    3,417.81x = 9,091,417.47
  5. Step 5: Solve for x
    x = 9,091,417.47/3,417.81
  6. Step 6: Final answer
    x = 2,660.02

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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.