Home / 10,679.68-16,008.37-3,657.63

Finding the Fourth Proportional to 10,679.68, 16,008.37 and 3,657.63

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Solution

The fourth proportional to 10,679.68, 16,008.37 and 3,657.63 is: 5,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.68 : 16,008.37 = 3,657.63 : x
  2. Step 2: Convert to fraction form
    10,679.68/16,008.37 = 3,657.63/x
  3. Step 3: Cross multiply
    10,679.68x = 16,008.37 × 3,657.63
  4. Step 4: Simplify right side
    10,679.68x = 58,552,694.36
  5. Step 5: Solve for x
    x = 58,552,694.36/10,679.68
  6. Step 6: Final answer
    x = 5,482.63

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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.