Home / 3,379.34-5,070.69-2,281.30

Finding the Fourth Proportional to 3,379.34, 5,070.69 and 2,281.30

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Solution

The fourth proportional to 3,379.34, 5,070.69 and 2,281.30 is: 3,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.34 : 5,070.69 = 2,281.30 : x
  2. Step 2: Convert to fraction form
    3,379.34/5,070.69 = 2,281.30/x
  3. Step 3: Cross multiply
    3,379.34x = 5,070.69 × 2,281.30
  4. Step 4: Simplify right side
    3,379.34x = 11,567,752.42
  5. Step 5: Solve for x
    x = 11,567,752.42/3,379.34
  6. Step 6: Final answer
    x = 3,423.08

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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.