Home / 9,001.44-12,422.10-5,224.86

Finding the Fourth Proportional to 9,001.44, 12,422.10 and 5,224.86

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Solution

The fourth proportional to 9,001.44, 12,422.10 and 5,224.86 is: 7,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.44 : 12,422.10 = 5,224.86 : x
  2. Step 2: Convert to fraction form
    9,001.44/12,422.10 = 5,224.86/x
  3. Step 3: Cross multiply
    9,001.44x = 12,422.10 × 5,224.86
  4. Step 4: Simplify right side
    9,001.44x = 64,903,733.41
  5. Step 5: Solve for x
    x = 64,903,733.41/9,001.44
  6. Step 6: Final answer
    x = 7,210.37

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Double scale
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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.