Home / 2,909.02-4,360.80-1,446.79

Finding the Fourth Proportional to 2,909.02, 4,360.80 and 1,446.79

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Solution

The fourth proportional to 2,909.02, 4,360.80 and 1,446.79 is: 2,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.02 : 4,360.80 = 1,446.79 : x
  2. Step 2: Convert to fraction form
    2,909.02/4,360.80 = 1,446.79/x
  3. Step 3: Cross multiply
    2,909.02x = 4,360.80 × 1,446.79
  4. Step 4: Simplify right side
    2,909.02x = 6,309,161.83
  5. Step 5: Solve for x
    x = 6,309,161.83/2,909.02
  6. Step 6: Final answer
    x = 2,168.83

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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.