Home / 7,029.11-10,542.99-2,869.49

Finding the Fourth Proportional to 7,029.11, 10,542.99 and 2,869.49

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Solution

The fourth proportional to 7,029.11, 10,542.99 and 2,869.49 is: 4,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.11 : 10,542.99 = 2,869.49 : x
  2. Step 2: Convert to fraction form
    7,029.11/10,542.99 = 2,869.49/x
  3. Step 3: Cross multiply
    7,029.11x = 10,542.99 × 2,869.49
  4. Step 4: Simplify right side
    7,029.11x = 30,253,041.49
  5. Step 5: Solve for x
    x = 30,253,041.49/7,029.11
  6. Step 6: Final answer
    x = 4,303.96

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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.