Home / 10,350.72-15,522.39-3,330.45

Finding the Fourth Proportional to 10,350.72, 15,522.39 and 3,330.45

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Solution

The fourth proportional to 10,350.72, 15,522.39 and 3,330.45 is: 4,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.72 : 15,522.39 = 3,330.45 : x
  2. Step 2: Convert to fraction form
    10,350.72/15,522.39 = 3,330.45/x
  3. Step 3: Cross multiply
    10,350.72x = 15,522.39 × 3,330.45
  4. Step 4: Simplify right side
    10,350.72x = 51,696,543.78
  5. Step 5: Solve for x
    x = 51,696,543.78/10,350.72
  6. Step 6: Final answer
    x = 4,994.49

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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.