Home / 7,043.05-10,561.39-3,349.76

Finding the Fourth Proportional to 7,043.05, 10,561.39 and 3,349.76

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Solution

The fourth proportional to 7,043.05, 10,561.39 and 3,349.76 is: 5,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.05 : 10,561.39 = 3,349.76 : x
  2. Step 2: Convert to fraction form
    7,043.05/10,561.39 = 3,349.76/x
  3. Step 3: Cross multiply
    7,043.05x = 10,561.39 × 3,349.76
  4. Step 4: Simplify right side
    7,043.05x = 35,378,060.59
  5. Step 5: Solve for x
    x = 35,378,060.59/7,043.05
  6. Step 6: Final answer
    x = 5,023.12

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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.