Home / 10,199.01-15,293.61-3,785.54

Finding the Fourth Proportional to 10,199.01, 15,293.61 and 3,785.54

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Solution

The fourth proportional to 10,199.01, 15,293.61 and 3,785.54 is: 5,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.01 : 15,293.61 = 3,785.54 : x
  2. Step 2: Convert to fraction form
    10,199.01/15,293.61 = 3,785.54/x
  3. Step 3: Cross multiply
    10,199.01x = 15,293.61 × 3,785.54
  4. Step 4: Simplify right side
    10,199.01x = 57,894,495.93
  5. Step 5: Solve for x
    x = 57,894,495.93/10,199.01
  6. Step 6: Final answer
    x = 5,676.48

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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.