Home / 10,235.30-15,353.27-3,995.06

Finding the Fourth Proportional to 10,235.30, 15,353.27 and 3,995.06

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Solution

The fourth proportional to 10,235.30, 15,353.27 and 3,995.06 is: 5,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.30 : 15,353.27 = 3,995.06 : x
  2. Step 2: Convert to fraction form
    10,235.30/15,353.27 = 3,995.06/x
  3. Step 3: Cross multiply
    10,235.30x = 15,353.27 × 3,995.06
  4. Step 4: Simplify right side
    10,235.30x = 61,337,214.87
  5. Step 5: Solve for x
    x = 61,337,214.87/10,235.30
  6. Step 6: Final answer
    x = 5,992.71

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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.