Home / 6,154.75-8,493.56-3,360.25

Finding the Fourth Proportional to 6,154.75, 8,493.56 and 3,360.25

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Solution

The fourth proportional to 6,154.75, 8,493.56 and 3,360.25 is: 4,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.75 : 8,493.56 = 3,360.25 : x
  2. Step 2: Convert to fraction form
    6,154.75/8,493.56 = 3,360.25/x
  3. Step 3: Cross multiply
    6,154.75x = 8,493.56 × 3,360.25
  4. Step 4: Simplify right side
    6,154.75x = 28,540,468.19
  5. Step 5: Solve for x
    x = 28,540,468.19/6,154.75
  6. Step 6: Final answer
    x = 4,637.15

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Half scale
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Double scale
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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.