Home / 6,378.33-8,801.42-3,545.25

Finding the Fourth Proportional to 6,378.33, 8,801.42 and 3,545.25

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Solution

The fourth proportional to 6,378.33, 8,801.42 and 3,545.25 is: 4,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.33 : 8,801.42 = 3,545.25 : x
  2. Step 2: Convert to fraction form
    6,378.33/8,801.42 = 3,545.25/x
  3. Step 3: Cross multiply
    6,378.33x = 8,801.42 × 3,545.25
  4. Step 4: Simplify right side
    6,378.33x = 31,203,172.52
  5. Step 5: Solve for x
    x = 31,203,172.52/6,378.33
  6. Step 6: Final answer
    x = 4,892.06

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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.