Home / 4,381.91-6,047.03-2,810

Finding the Fourth Proportional to 4,381.91, 6,047.03 and 2,810

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Solution

The fourth proportional to 4,381.91, 6,047.03 and 2,810 is: 3,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.91 : 6,047.03 = 2,810 : x
  2. Step 2: Convert to fraction form
    4,381.91/6,047.03 = 2,810/x
  3. Step 3: Cross multiply
    4,381.91x = 6,047.03 × 2,810
  4. Step 4: Simplify right side
    4,381.91x = 16,992,154.30
  5. Step 5: Solve for x
    x = 16,992,154.30/4,381.91
  6. Step 6: Final answer
    x = 3,877.80

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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.