Home / 3,327.57-4,988.64-1,246.40

Finding the Fourth Proportional to 3,327.57, 4,988.64 and 1,246.40

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Solution

The fourth proportional to 3,327.57, 4,988.64 and 1,246.40 is: 1,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.57 : 4,988.64 = 1,246.40 : x
  2. Step 2: Convert to fraction form
    3,327.57/4,988.64 = 1,246.40/x
  3. Step 3: Cross multiply
    3,327.57x = 4,988.64 × 1,246.40
  4. Step 4: Simplify right side
    3,327.57x = 6,217,840.90
  5. Step 5: Solve for x
    x = 6,217,840.90/3,327.57
  6. Step 6: Final answer
    x = 1,868.58

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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.