Home / 2,462.80-3,398.92-2,386.32

Finding the Fourth Proportional to 2,462.80, 3,398.92 and 2,386.32

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Solution

The fourth proportional to 2,462.80, 3,398.92 and 2,386.32 is: 3,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.80 : 3,398.92 = 2,386.32 : x
  2. Step 2: Convert to fraction form
    2,462.80/3,398.92 = 2,386.32/x
  3. Step 3: Cross multiply
    2,462.80x = 3,398.92 × 2,386.32
  4. Step 4: Simplify right side
    2,462.80x = 8,110,910.77
  5. Step 5: Solve for x
    x = 8,110,910.77/2,462.80
  6. Step 6: Final answer
    x = 3,293.37

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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.