Home / 3,685.50-5,528.25-1,088.37

Finding the Fourth Proportional to 3,685.50, 5,528.25 and 1,088.37

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Solution

The fourth proportional to 3,685.50, 5,528.25 and 1,088.37 is: 1,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.50 : 5,528.25 = 1,088.37 : x
  2. Step 2: Convert to fraction form
    3,685.50/5,528.25 = 1,088.37/x
  3. Step 3: Cross multiply
    3,685.50x = 5,528.25 × 1,088.37
  4. Step 4: Simplify right side
    3,685.50x = 6,016,781.45
  5. Step 5: Solve for x
    x = 6,016,781.45/3,685.50
  6. Step 6: Final answer
    x = 1,632.56

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Double scale
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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.