Home / 3,201.30-4,417.80-1,875.27

Finding the Fourth Proportional to 3,201.30, 4,417.80 and 1,875.27

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Solution

The fourth proportional to 3,201.30, 4,417.80 and 1,875.27 is: 2,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.30 : 4,417.80 = 1,875.27 : x
  2. Step 2: Convert to fraction form
    3,201.30/4,417.80 = 1,875.27/x
  3. Step 3: Cross multiply
    3,201.30x = 4,417.80 × 1,875.27
  4. Step 4: Simplify right side
    3,201.30x = 8,284,567.81
  5. Step 5: Solve for x
    x = 8,284,567.81/3,201.30
  6. Step 6: Final answer
    x = 2,587.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.