Home / 3,022.98-4,530.15-1,721.76

Finding the Fourth Proportional to 3,022.98, 4,530.15 and 1,721.76

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Solution

The fourth proportional to 3,022.98, 4,530.15 and 1,721.76 is: 2,580.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.98 : 4,530.15 = 1,721.76 : x
  2. Step 2: Convert to fraction form
    3,022.98/4,530.15 = 1,721.76/x
  3. Step 3: Cross multiply
    3,022.98x = 4,530.15 × 1,721.76
  4. Step 4: Simplify right side
    3,022.98x = 7,799,831.06
  5. Step 5: Solve for x
    x = 7,799,831.06/3,022.98
  6. Step 6: Final answer
    x = 2,580.18

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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.