Home / 2,443.68-3,369.24-2,000.58

Finding the Fourth Proportional to 2,443.68, 3,369.24 and 2,000.58

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Solution

The fourth proportional to 2,443.68, 3,369.24 and 2,000.58 is: 2,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443.68 : 3,369.24 = 2,000.58 : x
  2. Step 2: Convert to fraction form
    2,443.68/3,369.24 = 2,000.58/x
  3. Step 3: Cross multiply
    2,443.68x = 3,369.24 × 2,000.58
  4. Step 4: Simplify right side
    2,443.68x = 6,740,434.16
  5. Step 5: Solve for x
    x = 6,740,434.16/2,443.68
  6. Step 6: Final answer
    x = 2,758.31

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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.