Home / 10,092.21-15,140.33-3,516.63

Finding the Fourth Proportional to 10,092.21, 15,140.33 and 3,516.63

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Solution

The fourth proportional to 10,092.21, 15,140.33 and 3,516.63 is: 5,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.21 : 15,140.33 = 3,516.63 : x
  2. Step 2: Convert to fraction form
    10,092.21/15,140.33 = 3,516.63/x
  3. Step 3: Cross multiply
    10,092.21x = 15,140.33 × 3,516.63
  4. Step 4: Simplify right side
    10,092.21x = 53,242,938.69
  5. Step 5: Solve for x
    x = 53,242,938.69/10,092.21
  6. Step 6: Final answer
    x = 5,275.65

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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.