Home / 2,187.81-3,282.08-1,032.93

Finding the Fourth Proportional to 2,187.81, 3,282.08 and 1,032.93

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Solution

The fourth proportional to 2,187.81, 3,282.08 and 1,032.93 is: 1,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.81 : 3,282.08 = 1,032.93 : x
  2. Step 2: Convert to fraction form
    2,187.81/3,282.08 = 1,032.93/x
  3. Step 3: Cross multiply
    2,187.81x = 3,282.08 × 1,032.93
  4. Step 4: Simplify right side
    2,187.81x = 3,390,153.73
  5. Step 5: Solve for x
    x = 3,390,153.73/2,187.81
  6. Step 6: Final answer
    x = 1,549.56

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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.