Home / 7,238.30-10,858.24-2,306.20

Finding the Fourth Proportional to 7,238.30, 10,858.24 and 2,306.20

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Solution

The fourth proportional to 7,238.30, 10,858.24 and 2,306.20 is: 3,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.30 : 10,858.24 = 2,306.20 : x
  2. Step 2: Convert to fraction form
    7,238.30/10,858.24 = 2,306.20/x
  3. Step 3: Cross multiply
    7,238.30x = 10,858.24 × 2,306.20
  4. Step 4: Simplify right side
    7,238.30x = 25,041,273.09
  5. Step 5: Solve for x
    x = 25,041,273.09/7,238.30
  6. Step 6: Final answer
    x = 3,459.55

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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.