Home / 3,395.04-5,092.20-930.12

Finding the Fourth Proportional to 3,395.04, 5,092.20 and 930.12

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Solution

The fourth proportional to 3,395.04, 5,092.20 and 930.12 is: 1,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.04 : 5,092.20 = 930.12 : x
  2. Step 2: Convert to fraction form
    3,395.04/5,092.20 = 930.12/x
  3. Step 3: Cross multiply
    3,395.04x = 5,092.20 × 930.12
  4. Step 4: Simplify right side
    3,395.04x = 4,736,357.06
  5. Step 5: Solve for x
    x = 4,736,357.06/3,395.04
  6. Step 6: Final answer
    x = 1,395.08

Related Problems

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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.