Home / 5,330.27-7,358.78-3,696.10

Finding the Fourth Proportional to 5,330.27, 7,358.78 and 3,696.10

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Solution

The fourth proportional to 5,330.27, 7,358.78 and 3,696.10 is: 5,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.27 : 7,358.78 = 3,696.10 : x
  2. Step 2: Convert to fraction form
    5,330.27/7,358.78 = 3,696.10/x
  3. Step 3: Cross multiply
    5,330.27x = 7,358.78 × 3,696.10
  4. Step 4: Simplify right side
    5,330.27x = 27,198,777.60
  5. Step 5: Solve for x
    x = 27,198,777.60/5,330.27
  6. Step 6: Final answer
    x = 5,102.70

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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.