Home / 2,875.24-4,314.48-1,641.88

Finding the Fourth Proportional to 2,875.24, 4,314.48 and 1,641.88

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Solution

The fourth proportional to 2,875.24, 4,314.48 and 1,641.88 is: 2,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.24 : 4,314.48 = 1,641.88 : x
  2. Step 2: Convert to fraction form
    2,875.24/4,314.48 = 1,641.88/x
  3. Step 3: Cross multiply
    2,875.24x = 4,314.48 × 1,641.88
  4. Step 4: Simplify right side
    2,875.24x = 7,083,858.42
  5. Step 5: Solve for x
    x = 7,083,858.42/2,875.24
  6. Step 6: Final answer
    x = 2,463.75

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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.