Home / 3,132.18-4,322.39-1,734.93

Finding the Fourth Proportional to 3,132.18, 4,322.39 and 1,734.93

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Solution

The fourth proportional to 3,132.18, 4,322.39 and 1,734.93 is: 2,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.18 : 4,322.39 = 1,734.93 : x
  2. Step 2: Convert to fraction form
    3,132.18/4,322.39 = 1,734.93/x
  3. Step 3: Cross multiply
    3,132.18x = 4,322.39 × 1,734.93
  4. Step 4: Simplify right side
    3,132.18x = 7,499,026.81
  5. Step 5: Solve for x
    x = 7,499,026.81/3,132.18
  6. Step 6: Final answer
    x = 2,394.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.