Home / 4,381.76-6,043.80-2,612

Finding the Fourth Proportional to 4,381.76, 6,043.80 and 2,612

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Solution

The fourth proportional to 4,381.76, 6,043.80 and 2,612 is: 3,602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.76 : 6,043.80 = 2,612 : x
  2. Step 2: Convert to fraction form
    4,381.76/6,043.80 = 2,612/x
  3. Step 3: Cross multiply
    4,381.76x = 6,043.80 × 2,612
  4. Step 4: Simplify right side
    4,381.76x = 15,786,405.60
  5. Step 5: Solve for x
    x = 15,786,405.60/4,381.76
  6. Step 6: Final answer
    x = 3,602.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.