Home / 7,621.73-10,517.90-4,264.55

Finding the Fourth Proportional to 7,621.73, 10,517.90 and 4,264.55

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Solution

The fourth proportional to 7,621.73, 10,517.90 and 4,264.55 is: 5,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.73 : 10,517.90 = 4,264.55 : x
  2. Step 2: Convert to fraction form
    7,621.73/10,517.90 = 4,264.55/x
  3. Step 3: Cross multiply
    7,621.73x = 10,517.90 × 4,264.55
  4. Step 4: Simplify right side
    7,621.73x = 44,854,099.96
  5. Step 5: Solve for x
    x = 44,854,099.96/7,621.73
  6. Step 6: Final answer
    x = 5,885.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.