Home / 10,351.36-15,522.28-3,330.08

Finding the Fourth Proportional to 10,351.36, 15,522.28 and 3,330.08

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Solution

The fourth proportional to 10,351.36, 15,522.28 and 3,330.08 is: 4,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.36 : 15,522.28 = 3,330.08 : x
  2. Step 2: Convert to fraction form
    10,351.36/15,522.28 = 3,330.08/x
  3. Step 3: Cross multiply
    10,351.36x = 15,522.28 × 3,330.08
  4. Step 4: Simplify right side
    10,351.36x = 51,690,434.18
  5. Step 5: Solve for x
    x = 51,690,434.18/10,351.36
  6. Step 6: Final answer
    x = 4,993.59

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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.