Home / 7,261.61-10,891.38-2,330.60

Finding the Fourth Proportional to 7,261.61, 10,891.38 and 2,330.60

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Solution

The fourth proportional to 7,261.61, 10,891.38 and 2,330.60 is: 3,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.61 : 10,891.38 = 2,330.60 : x
  2. Step 2: Convert to fraction form
    7,261.61/10,891.38 = 2,330.60/x
  3. Step 3: Cross multiply
    7,261.61x = 10,891.38 × 2,330.60
  4. Step 4: Simplify right side
    7,261.61x = 25,383,445.35
  5. Step 5: Solve for x
    x = 25,383,445.35/7,261.61
  6. Step 6: Final answer
    x = 3,495.57

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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.