Home / 3,552.93-5,329.40-1,087.70

Finding the Fourth Proportional to 3,552.93, 5,329.40 and 1,087.70

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Solution

The fourth proportional to 3,552.93, 5,329.40 and 1,087.70 is: 1,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.93 : 5,329.40 = 1,087.70 : x
  2. Step 2: Convert to fraction form
    3,552.93/5,329.40 = 1,087.70/x
  3. Step 3: Cross multiply
    3,552.93x = 5,329.40 × 1,087.70
  4. Step 4: Simplify right side
    3,552.93x = 5,796,756.29
  5. Step 5: Solve for x
    x = 5,796,756.29/3,552.93
  6. Step 6: Final answer
    x = 1,631.54

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Double scale
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Similar ratio
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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.