Home / 10,055.34-15,089.93-3,481.55

Finding the Fourth Proportional to 10,055.34, 15,089.93 and 3,481.55

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Solution

The fourth proportional to 10,055.34, 15,089.93 and 3,481.55 is: 5,224.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.34 : 15,089.93 = 3,481.55 : x
  2. Step 2: Convert to fraction form
    10,055.34/15,089.93 = 3,481.55/x
  3. Step 3: Cross multiply
    10,055.34x = 15,089.93 × 3,481.55
  4. Step 4: Simplify right side
    10,055.34x = 52,536,252.93
  5. Step 5: Solve for x
    x = 52,536,252.93/10,055.34
  6. Step 6: Final answer
    x = 5,224.71

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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.