Home / 6,215.60-9,320.18-1,832.48

Finding the Fourth Proportional to 6,215.60, 9,320.18 and 1,832.48

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Solution

The fourth proportional to 6,215.60, 9,320.18 and 1,832.48 is: 2,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.60 : 9,320.18 = 1,832.48 : x
  2. Step 2: Convert to fraction form
    6,215.60/9,320.18 = 1,832.48/x
  3. Step 3: Cross multiply
    6,215.60x = 9,320.18 × 1,832.48
  4. Step 4: Simplify right side
    6,215.60x = 17,078,987.68
  5. Step 5: Solve for x
    x = 17,078,987.68/6,215.60
  6. Step 6: Final answer
    x = 2,747.76

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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.