Home / 7,180.14-10,769.40-2,499.36

Finding the Fourth Proportional to 7,180.14, 10,769.40 and 2,499.36

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Solution

The fourth proportional to 7,180.14, 10,769.40 and 2,499.36 is: 3,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.14 : 10,769.40 = 2,499.36 : x
  2. Step 2: Convert to fraction form
    7,180.14/10,769.40 = 2,499.36/x
  3. Step 3: Cross multiply
    7,180.14x = 10,769.40 × 2,499.36
  4. Step 4: Simplify right side
    7,180.14x = 26,916,607.58
  5. Step 5: Solve for x
    x = 26,916,607.58/7,180.14
  6. Step 6: Final answer
    x = 3,748.76

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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.