Home / 7,159.20-10,743.00-2,998.89

Finding the Fourth Proportional to 7,159.20, 10,743.00 and 2,998.89

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Solution

The fourth proportional to 7,159.20, 10,743.00 and 2,998.89 is: 4,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.20 : 10,743.00 = 2,998.89 : x
  2. Step 2: Convert to fraction form
    7,159.20/10,743.00 = 2,998.89/x
  3. Step 3: Cross multiply
    7,159.20x = 10,743.00 × 2,998.89
  4. Step 4: Simplify right side
    7,159.20x = 32,217,064.02
  5. Step 5: Solve for x
    x = 32,217,064.02/7,159.20
  6. Step 6: Final answer
    x = 4,500.10

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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.