Home / 2,182.50-3,281.04-1,537.74

Finding the Fourth Proportional to 2,182.50, 3,281.04 and 1,537.74

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Solution

The fourth proportional to 2,182.50, 3,281.04 and 1,537.74 is: 2,311.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.50 : 3,281.04 = 1,537.74 : x
  2. Step 2: Convert to fraction form
    2,182.50/3,281.04 = 1,537.74/x
  3. Step 3: Cross multiply
    2,182.50x = 3,281.04 × 1,537.74
  4. Step 4: Simplify right side
    2,182.50x = 5,045,386.45
  5. Step 5: Solve for x
    x = 5,045,386.45/2,182.50
  6. Step 6: Final answer
    x = 2,311.75

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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.