Home / 2,462.40-3,415.68-2,379.52

Finding the Fourth Proportional to 2,462.40, 3,415.68 and 2,379.52

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Solution

The fourth proportional to 2,462.40, 3,415.68 and 2,379.52 is: 3,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.40 : 3,415.68 = 2,379.52 : x
  2. Step 2: Convert to fraction form
    2,462.40/3,415.68 = 2,379.52/x
  3. Step 3: Cross multiply
    2,462.40x = 3,415.68 × 2,379.52
  4. Step 4: Simplify right side
    2,462.40x = 8,127,678.87
  5. Step 5: Solve for x
    x = 8,127,678.87/2,462.40
  6. Step 6: Final answer
    x = 3,300.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.