Home / 7,616.19-11,423.59-2,685.57

Finding the Fourth Proportional to 7,616.19, 11,423.59 and 2,685.57

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Solution

The fourth proportional to 7,616.19, 11,423.59 and 2,685.57 is: 4,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.19 : 11,423.59 = 2,685.57 : x
  2. Step 2: Convert to fraction form
    7,616.19/11,423.59 = 2,685.57/x
  3. Step 3: Cross multiply
    7,616.19x = 11,423.59 × 2,685.57
  4. Step 4: Simplify right side
    7,616.19x = 30,678,850.60
  5. Step 5: Solve for x
    x = 30,678,850.60/7,616.19
  6. Step 6: Final answer
    x = 4,028.11

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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.