Home / 3,875.81-5,348.73-2,197.16

Finding the Fourth Proportional to 3,875.81, 5,348.73 and 2,197.16

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Solution

The fourth proportional to 3,875.81, 5,348.73 and 2,197.16 is: 3,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.81 : 5,348.73 = 2,197.16 : x
  2. Step 2: Convert to fraction form
    3,875.81/5,348.73 = 2,197.16/x
  3. Step 3: Cross multiply
    3,875.81x = 5,348.73 × 2,197.16
  4. Step 4: Simplify right side
    3,875.81x = 11,752,015.61
  5. Step 5: Solve for x
    x = 11,752,015.61/3,875.81
  6. Step 6: Final answer
    x = 3,032.14

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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.