Home / 7,171.23-10,749.61-2,488.93

Finding the Fourth Proportional to 7,171.23, 10,749.61 and 2,488.93

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Solution

The fourth proportional to 7,171.23, 10,749.61 and 2,488.93 is: 3,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.23 : 10,749.61 = 2,488.93 : x
  2. Step 2: Convert to fraction form
    7,171.23/10,749.61 = 2,488.93/x
  3. Step 3: Cross multiply
    7,171.23x = 10,749.61 × 2,488.93
  4. Step 4: Simplify right side
    7,171.23x = 26,755,003.05
  5. Step 5: Solve for x
    x = 26,755,003.05/7,171.23
  6. Step 6: Final answer
    x = 3,730.88

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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.