Home / 4,013.68-5,542.68-2,619.76

Finding the Fourth Proportional to 4,013.68, 5,542.68 and 2,619.76

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Solution

The fourth proportional to 4,013.68, 5,542.68 and 2,619.76 is: 3,617.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.68 : 5,542.68 = 2,619.76 : x
  2. Step 2: Convert to fraction form
    4,013.68/5,542.68 = 2,619.76/x
  3. Step 3: Cross multiply
    4,013.68x = 5,542.68 × 2,619.76
  4. Step 4: Simplify right side
    4,013.68x = 14,520,491.36
  5. Step 5: Solve for x
    x = 14,520,491.36/4,013.68
  6. Step 6: Final answer
    x = 3,617.75

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1.5x scale

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.