Home / 4,262.29-6,393.49-2,176.40

Finding the Fourth Proportional to 4,262.29, 6,393.49 and 2,176.40

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Solution

The fourth proportional to 4,262.29, 6,393.49 and 2,176.40 is: 3,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.29 : 6,393.49 = 2,176.40 : x
  2. Step 2: Convert to fraction form
    4,262.29/6,393.49 = 2,176.40/x
  3. Step 3: Cross multiply
    4,262.29x = 6,393.49 × 2,176.40
  4. Step 4: Simplify right side
    4,262.29x = 13,914,802.18
  5. Step 5: Solve for x
    x = 13,914,802.18/4,262.29
  6. Step 6: Final answer
    x = 3,264.63

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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.