Home / 6,101.10-9,151.65-2,205

Finding the Fourth Proportional to 6,101.10, 9,151.65 and 2,205

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Solution

The fourth proportional to 6,101.10, 9,151.65 and 2,205 is: 3,307.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.10 : 9,151.65 = 2,205 : x
  2. Step 2: Convert to fraction form
    6,101.10/9,151.65 = 2,205/x
  3. Step 3: Cross multiply
    6,101.10x = 9,151.65 × 2,205
  4. Step 4: Simplify right side
    6,101.10x = 20,179,388.25
  5. Step 5: Solve for x
    x = 20,179,388.25/6,101.10
  6. Step 6: Final answer
    x = 3,307.50

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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.