Home / 5,660.12-8,492.16-2,199.80

Finding the Fourth Proportional to 5,660.12, 8,492.16 and 2,199.80

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Solution

The fourth proportional to 5,660.12, 8,492.16 and 2,199.80 is: 3,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.12 : 8,492.16 = 2,199.80 : x
  2. Step 2: Convert to fraction form
    5,660.12/8,492.16 = 2,199.80/x
  3. Step 3: Cross multiply
    5,660.12x = 8,492.16 × 2,199.80
  4. Step 4: Simplify right side
    5,660.12x = 18,681,053.57
  5. Step 5: Solve for x
    x = 18,681,053.57/5,660.12
  6. Step 6: Final answer
    x = 3,300.47

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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.