Home / 7,555.92-10,426.82-4,198.71

Finding the Fourth Proportional to 7,555.92, 10,426.82 and 4,198.71

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Solution

The fourth proportional to 7,555.92, 10,426.82 and 4,198.71 is: 5,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.92 : 10,426.82 = 4,198.71 : x
  2. Step 2: Convert to fraction form
    7,555.92/10,426.82 = 4,198.71/x
  3. Step 3: Cross multiply
    7,555.92x = 10,426.82 × 4,198.71
  4. Step 4: Simplify right side
    7,555.92x = 43,779,193.40
  5. Step 5: Solve for x
    x = 43,779,193.40/7,555.92
  6. Step 6: Final answer
    x = 5,794.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.