Home / 10,883.32-15,019.92-6,633.34

Finding the Fourth Proportional to 10,883.32, 15,019.92 and 6,633.34

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Solution

The fourth proportional to 10,883.32, 15,019.92 and 6,633.34 is: 9,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.32 : 15,019.92 = 6,633.34 : x
  2. Step 2: Convert to fraction form
    10,883.32/15,019.92 = 6,633.34/x
  3. Step 3: Cross multiply
    10,883.32x = 15,019.92 × 6,633.34
  4. Step 4: Simplify right side
    10,883.32x = 99,632,236.13
  5. Step 5: Solve for x
    x = 99,632,236.13/10,883.32
  6. Step 6: Final answer
    x = 9,154.58

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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.