Home / 2,887.60-4,332.48-2,581.42

Finding the Fourth Proportional to 2,887.60, 4,332.48 and 2,581.42

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Solution

The fourth proportional to 2,887.60, 4,332.48 and 2,581.42 is: 3,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.60 : 4,332.48 = 2,581.42 : x
  2. Step 2: Convert to fraction form
    2,887.60/4,332.48 = 2,581.42/x
  3. Step 3: Cross multiply
    2,887.60x = 4,332.48 × 2,581.42
  4. Step 4: Simplify right side
    2,887.60x = 11,183,950.52
  5. Step 5: Solve for x
    x = 11,183,950.52/2,887.60
  6. Step 6: Final answer
    x = 3,873.10

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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.