Home / 6,678.29-10,014.39-3,557.49

Finding the Fourth Proportional to 6,678.29, 10,014.39 and 3,557.49

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Solution

The fourth proportional to 6,678.29, 10,014.39 and 3,557.49 is: 5,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.29 : 10,014.39 = 3,557.49 : x
  2. Step 2: Convert to fraction form
    6,678.29/10,014.39 = 3,557.49/x
  3. Step 3: Cross multiply
    6,678.29x = 10,014.39 × 3,557.49
  4. Step 4: Simplify right side
    6,678.29x = 35,626,092.28
  5. Step 5: Solve for x
    x = 35,626,092.28/6,678.29
  6. Step 6: Final answer
    x = 5,334.61

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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.