Home / 7,555.93-10,426.98-4,198.66

Finding the Fourth Proportional to 7,555.93, 10,426.98 and 4,198.66

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Solution

The fourth proportional to 7,555.93, 10,426.98 and 4,198.66 is: 5,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.93 : 10,426.98 = 4,198.66 : x
  2. Step 2: Convert to fraction form
    7,555.93/10,426.98 = 4,198.66/x
  3. Step 3: Cross multiply
    7,555.93x = 10,426.98 × 4,198.66
  4. Step 4: Simplify right side
    7,555.93x = 43,779,343.85
  5. Step 5: Solve for x
    x = 43,779,343.85/7,555.93
  6. Step 6: Final answer
    x = 5,794.04

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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.