Home / 3,875.16-5,812.92-1,684.02

Finding the Fourth Proportional to 3,875.16, 5,812.92 and 1,684.02

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Solution

The fourth proportional to 3,875.16, 5,812.92 and 1,684.02 is: 2,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.16 : 5,812.92 = 1,684.02 : x
  2. Step 2: Convert to fraction form
    3,875.16/5,812.92 = 1,684.02/x
  3. Step 3: Cross multiply
    3,875.16x = 5,812.92 × 1,684.02
  4. Step 4: Simplify right side
    3,875.16x = 9,789,073.54
  5. Step 5: Solve for x
    x = 9,789,073.54/3,875.16
  6. Step 6: Final answer
    x = 2,526.11

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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.