Home / 6,375.90-8,798.41-3,543.44

Finding the Fourth Proportional to 6,375.90, 8,798.41 and 3,543.44

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Solution

The fourth proportional to 6,375.90, 8,798.41 and 3,543.44 is: 4,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.90 : 8,798.41 = 3,543.44 : x
  2. Step 2: Convert to fraction form
    6,375.90/8,798.41 = 3,543.44/x
  3. Step 3: Cross multiply
    6,375.90x = 8,798.41 × 3,543.44
  4. Step 4: Simplify right side
    6,375.90x = 31,176,637.93
  5. Step 5: Solve for x
    x = 31,176,637.93/6,375.90
  6. Step 6: Final answer
    x = 4,889.76

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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.