Home / 5,669.68-8,499.48-2,206.12

Finding the Fourth Proportional to 5,669.68, 8,499.48 and 2,206.12

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Solution

The fourth proportional to 5,669.68, 8,499.48 and 2,206.12 is: 3,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.68 : 8,499.48 = 2,206.12 : x
  2. Step 2: Convert to fraction form
    5,669.68/8,499.48 = 2,206.12/x
  3. Step 3: Cross multiply
    5,669.68x = 8,499.48 × 2,206.12
  4. Step 4: Simplify right side
    5,669.68x = 18,750,872.82
  5. Step 5: Solve for x
    x = 18,750,872.82/5,669.68
  6. Step 6: Final answer
    x = 3,307.22

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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.