Home / 3,364.11-4,642.25-1,871.93

Finding the Fourth Proportional to 3,364.11, 4,642.25 and 1,871.93

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Solution

The fourth proportional to 3,364.11, 4,642.25 and 1,871.93 is: 2,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.11 : 4,642.25 = 1,871.93 : x
  2. Step 2: Convert to fraction form
    3,364.11/4,642.25 = 1,871.93/x
  3. Step 3: Cross multiply
    3,364.11x = 4,642.25 × 1,871.93
  4. Step 4: Simplify right side
    3,364.11x = 8,689,934.47
  5. Step 5: Solve for x
    x = 8,689,934.47/3,364.11
  6. Step 6: Final answer
    x = 2,583.13

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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.