Home / 7,555.39-11,327.10-2,874.46

Finding the Fourth Proportional to 7,555.39, 11,327.10 and 2,874.46

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Solution

The fourth proportional to 7,555.39, 11,327.10 and 2,874.46 is: 4,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.39 : 11,327.10 = 2,874.46 : x
  2. Step 2: Convert to fraction form
    7,555.39/11,327.10 = 2,874.46/x
  3. Step 3: Cross multiply
    7,555.39x = 11,327.10 × 2,874.46
  4. Step 4: Simplify right side
    7,555.39x = 32,559,295.87
  5. Step 5: Solve for x
    x = 32,559,295.87/7,555.39
  6. Step 6: Final answer
    x = 4,309.41

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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.