Home / 10,944.12-15,099.62-6,468.28

Finding the Fourth Proportional to 10,944.12, 15,099.62 and 6,468.28

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Solution

The fourth proportional to 10,944.12, 15,099.62 and 6,468.28 is: 8,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.12 : 15,099.62 = 6,468.28 : x
  2. Step 2: Convert to fraction form
    10,944.12/15,099.62 = 6,468.28/x
  3. Step 3: Cross multiply
    10,944.12x = 15,099.62 × 6,468.28
  4. Step 4: Simplify right side
    10,944.12x = 97,668,570.05
  5. Step 5: Solve for x
    x = 97,668,570.05/10,944.12
  6. Step 6: Final answer
    x = 8,924.30

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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.