Home / 10,647.24-15,949.08-5,083.62

Finding the Fourth Proportional to 10,647.24, 15,949.08 and 5,083.62

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Solution

The fourth proportional to 10,647.24, 15,949.08 and 5,083.62 is: 7,615.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.24 : 15,949.08 = 5,083.62 : x
  2. Step 2: Convert to fraction form
    10,647.24/15,949.08 = 5,083.62/x
  3. Step 3: Cross multiply
    10,647.24x = 15,949.08 × 5,083.62
  4. Step 4: Simplify right side
    10,647.24x = 81,079,062.07
  5. Step 5: Solve for x
    x = 81,079,062.07/10,647.24
  6. Step 6: Final answer
    x = 7,615.03

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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.