Home / 6,532.16-9,014.40-3,879.68

Finding the Fourth Proportional to 6,532.16, 9,014.40 and 3,879.68

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Solution

The fourth proportional to 6,532.16, 9,014.40 and 3,879.68 is: 5,353.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,532.16 : 9,014.40 = 3,879.68 : x
  2. Step 2: Convert to fraction form
    6,532.16/9,014.40 = 3,879.68/x
  3. Step 3: Cross multiply
    6,532.16x = 9,014.40 × 3,879.68
  4. Step 4: Simplify right side
    6,532.16x = 34,972,987.39
  5. Step 5: Solve for x
    x = 34,972,987.39/6,532.16
  6. Step 6: Final answer
    x = 5,353.97

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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.