Home / 2,877.28-4,317.84-1,579.66

Finding the Fourth Proportional to 2,877.28, 4,317.84 and 1,579.66

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Solution

The fourth proportional to 2,877.28, 4,317.84 and 1,579.66 is: 2,370.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.28 : 4,317.84 = 1,579.66 : x
  2. Step 2: Convert to fraction form
    2,877.28/4,317.84 = 1,579.66/x
  3. Step 3: Cross multiply
    2,877.28x = 4,317.84 × 1,579.66
  4. Step 4: Simplify right side
    2,877.28x = 6,820,719.13
  5. Step 5: Solve for x
    x = 6,820,719.13/2,877.28
  6. Step 6: Final answer
    x = 2,370.54

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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.