Home / 7,555.86-11,332.07-2,874.20

Finding the Fourth Proportional to 7,555.86, 11,332.07 and 2,874.20

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Solution

The fourth proportional to 7,555.86, 11,332.07 and 2,874.20 is: 4,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.86 : 11,332.07 = 2,874.20 : x
  2. Step 2: Convert to fraction form
    7,555.86/11,332.07 = 2,874.20/x
  3. Step 3: Cross multiply
    7,555.86x = 11,332.07 × 2,874.20
  4. Step 4: Simplify right side
    7,555.86x = 32,570,564.56
  5. Step 5: Solve for x
    x = 32,570,564.56/7,555.86
  6. Step 6: Final answer
    x = 4,310.64

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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.