Home / 5,006.68-6,909.37-2,738.16

Finding the Fourth Proportional to 5,006.68, 6,909.37 and 2,738.16

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Solution

The fourth proportional to 5,006.68, 6,909.37 and 2,738.16 is: 3,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.68 : 6,909.37 = 2,738.16 : x
  2. Step 2: Convert to fraction form
    5,006.68/6,909.37 = 2,738.16/x
  3. Step 3: Cross multiply
    5,006.68x = 6,909.37 × 2,738.16
  4. Step 4: Simplify right side
    5,006.68x = 18,918,927.80
  5. Step 5: Solve for x
    x = 18,918,927.80/5,006.68
  6. Step 6: Final answer
    x = 3,778.74

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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.