Home / 10,092.65-15,139.07-3,518.83

Finding the Fourth Proportional to 10,092.65, 15,139.07 and 3,518.83

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Solution

The fourth proportional to 10,092.65, 15,139.07 and 3,518.83 is: 5,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.65 : 15,139.07 = 3,518.83 : x
  2. Step 2: Convert to fraction form
    10,092.65/15,139.07 = 3,518.83/x
  3. Step 3: Cross multiply
    10,092.65x = 15,139.07 × 3,518.83
  4. Step 4: Simplify right side
    10,092.65x = 53,271,720.40
  5. Step 5: Solve for x
    x = 53,271,720.40/10,092.65
  6. Step 6: Final answer
    x = 5,278.27

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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.