Home / 3,055.70-4,583.55-1,109.30

Finding the Fourth Proportional to 3,055.70, 4,583.55 and 1,109.30

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Solution

The fourth proportional to 3,055.70, 4,583.55 and 1,109.30 is: 1,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.70 : 4,583.55 = 1,109.30 : x
  2. Step 2: Convert to fraction form
    3,055.70/4,583.55 = 1,109.30/x
  3. Step 3: Cross multiply
    3,055.70x = 4,583.55 × 1,109.30
  4. Step 4: Simplify right side
    3,055.70x = 5,084,532.02
  5. Step 5: Solve for x
    x = 5,084,532.02/3,055.70
  6. Step 6: Final answer
    x = 1,663.95

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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.