Home / 7,562.12-11,335.58-2,880.92

Finding the Fourth Proportional to 7,562.12, 11,335.58 and 2,880.92

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Solution

The fourth proportional to 7,562.12, 11,335.58 and 2,880.92 is: 4,318.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.12 : 11,335.58 = 2,880.92 : x
  2. Step 2: Convert to fraction form
    7,562.12/11,335.58 = 2,880.92/x
  3. Step 3: Cross multiply
    7,562.12x = 11,335.58 × 2,880.92
  4. Step 4: Simplify right side
    7,562.12x = 32,656,923.87
  5. Step 5: Solve for x
    x = 32,656,923.87/7,562.12
  6. Step 6: Final answer
    x = 4,318.49

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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.