Home / 3,077.77-4,610.49-1,432.03

Finding the Fourth Proportional to 3,077.77, 4,610.49 and 1,432.03

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Solution

The fourth proportional to 3,077.77, 4,610.49 and 1,432.03 is: 2,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.77 : 4,610.49 = 1,432.03 : x
  2. Step 2: Convert to fraction form
    3,077.77/4,610.49 = 1,432.03/x
  3. Step 3: Cross multiply
    3,077.77x = 4,610.49 × 1,432.03
  4. Step 4: Simplify right side
    3,077.77x = 6,602,359.99
  5. Step 5: Solve for x
    x = 6,602,359.99/3,077.77
  6. Step 6: Final answer
    x = 2,145.18

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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.