Home / 3,398.10-5,097.15-933.14

Finding the Fourth Proportional to 3,398.10, 5,097.15 and 933.14

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Solution

The fourth proportional to 3,398.10, 5,097.15 and 933.14 is: 1,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.10 : 5,097.15 = 933.14 : x
  2. Step 2: Convert to fraction form
    3,398.10/5,097.15 = 933.14/x
  3. Step 3: Cross multiply
    3,398.10x = 5,097.15 × 933.14
  4. Step 4: Simplify right side
    3,398.10x = 4,756,329.07
  5. Step 5: Solve for x
    x = 4,756,329.07/3,398.10
  6. Step 6: Final answer
    x = 1,399.70

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Half scale
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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.