Home / 5,457.71-8,190.14-2,994.25

Finding the Fourth Proportional to 5,457.71, 8,190.14 and 2,994.25

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Solution

The fourth proportional to 5,457.71, 8,190.14 and 2,994.25 is: 4,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.71 : 8,190.14 = 2,994.25 : x
  2. Step 2: Convert to fraction form
    5,457.71/8,190.14 = 2,994.25/x
  3. Step 3: Cross multiply
    5,457.71x = 8,190.14 × 2,994.25
  4. Step 4: Simplify right side
    5,457.71x = 24,523,326.70
  5. Step 5: Solve for x
    x = 24,523,326.70/5,457.71
  6. Step 6: Final answer
    x = 4,493.34

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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.