Home / 2,899.18-4,339.05-2,379.16

Finding the Fourth Proportional to 2,899.18, 4,339.05 and 2,379.16

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Solution

The fourth proportional to 2,899.18, 4,339.05 and 2,379.16 is: 3,560.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.18 : 4,339.05 = 2,379.16 : x
  2. Step 2: Convert to fraction form
    2,899.18/4,339.05 = 2,379.16/x
  3. Step 3: Cross multiply
    2,899.18x = 4,339.05 × 2,379.16
  4. Step 4: Simplify right side
    2,899.18x = 10,323,294.20
  5. Step 5: Solve for x
    x = 10,323,294.20/2,899.18
  6. Step 6: Final answer
    x = 3,560.76

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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.