Home / 5,656.10-7,806.17-3,299.81

Finding the Fourth Proportional to 5,656.10, 7,806.17 and 3,299.81

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Solution

The fourth proportional to 5,656.10, 7,806.17 and 3,299.81 is: 4,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.10 : 7,806.17 = 3,299.81 : x
  2. Step 2: Convert to fraction form
    5,656.10/7,806.17 = 3,299.81/x
  3. Step 3: Cross multiply
    5,656.10x = 7,806.17 × 3,299.81
  4. Step 4: Simplify right side
    5,656.10x = 25,758,847.05
  5. Step 5: Solve for x
    x = 25,758,847.05/5,656.10
  6. Step 6: Final answer
    x = 4,554.18

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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.