Home / 10,522.06-15,785.52-3,126.36

Finding the Fourth Proportional to 10,522.06, 15,785.52 and 3,126.36

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Solution

The fourth proportional to 10,522.06, 15,785.52 and 3,126.36 is: 4,690.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522.06 : 15,785.52 = 3,126.36 : x
  2. Step 2: Convert to fraction form
    10,522.06/15,785.52 = 3,126.36/x
  3. Step 3: Cross multiply
    10,522.06x = 15,785.52 × 3,126.36
  4. Step 4: Simplify right side
    10,522.06x = 49,351,218.31
  5. Step 5: Solve for x
    x = 49,351,218.31/10,522.06
  6. Step 6: Final answer
    x = 4,690.26

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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.