Home / 7,247.48-10,872.43-2,316.60

Finding the Fourth Proportional to 7,247.48, 10,872.43 and 2,316.60

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Solution

The fourth proportional to 7,247.48, 10,872.43 and 2,316.60 is: 3,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.48 : 10,872.43 = 2,316.60 : x
  2. Step 2: Convert to fraction form
    7,247.48/10,872.43 = 2,316.60/x
  3. Step 3: Cross multiply
    7,247.48x = 10,872.43 × 2,316.60
  4. Step 4: Simplify right side
    7,247.48x = 25,187,065.55
  5. Step 5: Solve for x
    x = 25,187,065.55/7,247.48
  6. Step 6: Final answer
    x = 3,475.29

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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.