Home / 2,829.10-4,246.05-2,281.90

Finding the Fourth Proportional to 2,829.10, 4,246.05 and 2,281.90

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Solution

The fourth proportional to 2,829.10, 4,246.05 and 2,281.90 is: 3,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.10 : 4,246.05 = 2,281.90 : x
  2. Step 2: Convert to fraction form
    2,829.10/4,246.05 = 2,281.90/x
  3. Step 3: Cross multiply
    2,829.10x = 4,246.05 × 2,281.90
  4. Step 4: Simplify right side
    2,829.10x = 9,689,061.50
  5. Step 5: Solve for x
    x = 9,689,061.50/2,829.10
  6. Step 6: Final answer
    x = 3,424.79

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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.