Home / 9,011.91-12,448.44-7,250.16

Finding the Fourth Proportional to 9,011.91, 12,448.44 and 7,250.16

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Solution

The fourth proportional to 9,011.91, 12,448.44 and 7,250.16 is: 10,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.91 : 12,448.44 = 7,250.16 : x
  2. Step 2: Convert to fraction form
    9,011.91/12,448.44 = 7,250.16/x
  3. Step 3: Cross multiply
    9,011.91x = 12,448.44 × 7,250.16
  4. Step 4: Simplify right side
    9,011.91x = 90,253,181.75
  5. Step 5: Solve for x
    x = 90,253,181.75/9,011.91
  6. Step 6: Final answer
    x = 10,014.88

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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.