Home / 7,555.22-11,332.83-2,874.12

Finding the Fourth Proportional to 7,555.22, 11,332.83 and 2,874.12

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Solution

The fourth proportional to 7,555.22, 11,332.83 and 2,874.12 is: 4,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.22 : 11,332.83 = 2,874.12 : x
  2. Step 2: Convert to fraction form
    7,555.22/11,332.83 = 2,874.12/x
  3. Step 3: Cross multiply
    7,555.22x = 11,332.83 × 2,874.12
  4. Step 4: Simplify right side
    7,555.22x = 32,571,913.36
  5. Step 5: Solve for x
    x = 32,571,913.36/7,555.22
  6. Step 6: Final answer
    x = 4,311.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.