Home / 2,877.16-4,311.56-1,559.79

Finding the Fourth Proportional to 2,877.16, 4,311.56 and 1,559.79

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Solution

The fourth proportional to 2,877.16, 4,311.56 and 1,559.79 is: 2,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.16 : 4,311.56 = 1,559.79 : x
  2. Step 2: Convert to fraction form
    2,877.16/4,311.56 = 1,559.79/x
  3. Step 3: Cross multiply
    2,877.16x = 4,311.56 × 1,559.79
  4. Step 4: Simplify right side
    2,877.16x = 6,725,128.17
  5. Step 5: Solve for x
    x = 6,725,128.17/2,877.16
  6. Step 6: Final answer
    x = 2,337.42

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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.