Home / 1,873.38-2,812.50-1,567.20

Finding the Fourth Proportional to 1,873.38, 2,812.50 and 1,567.20

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Solution

The fourth proportional to 1,873.38, 2,812.50 and 1,567.20 is: 2,352.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.38 : 2,812.50 = 1,567.20 : x
  2. Step 2: Convert to fraction form
    1,873.38/2,812.50 = 1,567.20/x
  3. Step 3: Cross multiply
    1,873.38x = 2,812.50 × 1,567.20
  4. Step 4: Simplify right side
    1,873.38x = 4,407,750
  5. Step 5: Solve for x
    x = 4,407,750/1,873.38
  6. Step 6: Final answer
    x = 2,352.83

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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.