Home / 6,630.75-9,151.07-3,798.32

Finding the Fourth Proportional to 6,630.75, 9,151.07 and 3,798.32

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Solution

The fourth proportional to 6,630.75, 9,151.07 and 3,798.32 is: 5,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.75 : 9,151.07 = 3,798.32 : x
  2. Step 2: Convert to fraction form
    6,630.75/9,151.07 = 3,798.32/x
  3. Step 3: Cross multiply
    6,630.75x = 9,151.07 × 3,798.32
  4. Step 4: Simplify right side
    6,630.75x = 34,758,627.46
  5. Step 5: Solve for x
    x = 34,758,627.46/6,630.75
  6. Step 6: Final answer
    x = 5,242.04

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.