Home / 5,352.05-8,029.35-2,429.70

Finding the Fourth Proportional to 5,352.05, 8,029.35 and 2,429.70

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Solution

The fourth proportional to 5,352.05, 8,029.35 and 2,429.70 is: 3,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.05 : 8,029.35 = 2,429.70 : x
  2. Step 2: Convert to fraction form
    5,352.05/8,029.35 = 2,429.70/x
  3. Step 3: Cross multiply
    5,352.05x = 8,029.35 × 2,429.70
  4. Step 4: Simplify right side
    5,352.05x = 19,508,911.70
  5. Step 5: Solve for x
    x = 19,508,911.70/5,352.05
  6. Step 6: Final answer
    x = 3,645.13

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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.