Home / 2,281.76-3,420.22-1,630.52

Finding the Fourth Proportional to 2,281.76, 3,420.22 and 1,630.52

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Solution

The fourth proportional to 2,281.76, 3,420.22 and 1,630.52 is: 2,444.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.76 : 3,420.22 = 1,630.52 : x
  2. Step 2: Convert to fraction form
    2,281.76/3,420.22 = 1,630.52/x
  3. Step 3: Cross multiply
    2,281.76x = 3,420.22 × 1,630.52
  4. Step 4: Simplify right side
    2,281.76x = 5,576,737.11
  5. Step 5: Solve for x
    x = 5,576,737.11/2,281.76
  6. Step 6: Final answer
    x = 2,444.05

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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.