Home / 6,286.20-9,429.30-2,587.56

Finding the Fourth Proportional to 6,286.20, 9,429.30 and 2,587.56

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Solution

The fourth proportional to 6,286.20, 9,429.30 and 2,587.56 is: 3,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.20 : 9,429.30 = 2,587.56 : x
  2. Step 2: Convert to fraction form
    6,286.20/9,429.30 = 2,587.56/x
  3. Step 3: Cross multiply
    6,286.20x = 9,429.30 × 2,587.56
  4. Step 4: Simplify right side
    6,286.20x = 24,398,879.51
  5. Step 5: Solve for x
    x = 24,398,879.51/6,286.20
  6. Step 6: Final answer
    x = 3,881.34

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1.5x scale

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.