Home / 2,748.08-4,118.52-2,381.36

Finding the Fourth Proportional to 2,748.08, 4,118.52 and 2,381.36

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Solution

The fourth proportional to 2,748.08, 4,118.52 and 2,381.36 is: 3,568.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.08 : 4,118.52 = 2,381.36 : x
  2. Step 2: Convert to fraction form
    2,748.08/4,118.52 = 2,381.36/x
  3. Step 3: Cross multiply
    2,748.08x = 4,118.52 × 2,381.36
  4. Step 4: Simplify right side
    2,748.08x = 9,807,678.79
  5. Step 5: Solve for x
    x = 9,807,678.79/2,748.08
  6. Step 6: Final answer
    x = 3,568.92

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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.