Home / 7,253.15-10,880.40-2,321.61

Finding the Fourth Proportional to 7,253.15, 10,880.40 and 2,321.61

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Solution

The fourth proportional to 7,253.15, 10,880.40 and 2,321.61 is: 3,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.15 : 10,880.40 = 2,321.61 : x
  2. Step 2: Convert to fraction form
    7,253.15/10,880.40 = 2,321.61/x
  3. Step 3: Cross multiply
    7,253.15x = 10,880.40 × 2,321.61
  4. Step 4: Simplify right side
    7,253.15x = 25,260,045.44
  5. Step 5: Solve for x
    x = 25,260,045.44/7,253.15
  6. Step 6: Final answer
    x = 3,482.63

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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.