Home / 10,349.55-15,522.15-3,330.20

Finding the Fourth Proportional to 10,349.55, 15,522.15 and 3,330.20

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Solution

The fourth proportional to 10,349.55, 15,522.15 and 3,330.20 is: 4,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.55 : 15,522.15 = 3,330.20 : x
  2. Step 2: Convert to fraction form
    10,349.55/15,522.15 = 3,330.20/x
  3. Step 3: Cross multiply
    10,349.55x = 15,522.15 × 3,330.20
  4. Step 4: Simplify right side
    10,349.55x = 51,691,786.32
  5. Step 5: Solve for x
    x = 51,691,786.32/10,349.55
  6. Step 6: Final answer
    x = 4,994.59

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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.