Home / 1,432.77-2,143.94-848.04

Finding the Fourth Proportional to 1,432.77, 2,143.94 and 848.04

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Solution

The fourth proportional to 1,432.77, 2,143.94 and 848.04 is: 1,268.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.77 : 2,143.94 = 848.04 : x
  2. Step 2: Convert to fraction form
    1,432.77/2,143.94 = 848.04/x
  3. Step 3: Cross multiply
    1,432.77x = 2,143.94 × 848.04
  4. Step 4: Simplify right side
    1,432.77x = 1,818,142.64
  5. Step 5: Solve for x
    x = 1,818,142.64/1,432.77
  6. Step 6: Final answer
    x = 1,268.97

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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.