Home / 7,244.20-10,866.30-5,786.20

Finding the Fourth Proportional to 7,244.20, 10,866.30 and 5,786.20

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Solution

The fourth proportional to 7,244.20, 10,866.30 and 5,786.20 is: 8,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.20 : 10,866.30 = 5,786.20 : x
  2. Step 2: Convert to fraction form
    7,244.20/10,866.30 = 5,786.20/x
  3. Step 3: Cross multiply
    7,244.20x = 10,866.30 × 5,786.20
  4. Step 4: Simplify right side
    7,244.20x = 62,874,585.06
  5. Step 5: Solve for x
    x = 62,874,585.06/7,244.20
  6. Step 6: Final answer
    x = 8,679.30

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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.