Home / 5,457.74-8,185.22-1,760.36

Finding the Fourth Proportional to 5,457.74, 8,185.22 and 1,760.36

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Solution

The fourth proportional to 5,457.74, 8,185.22 and 1,760.36 is: 2,640.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.74 : 8,185.22 = 1,760.36 : x
  2. Step 2: Convert to fraction form
    5,457.74/8,185.22 = 1,760.36/x
  3. Step 3: Cross multiply
    5,457.74x = 8,185.22 × 1,760.36
  4. Step 4: Simplify right side
    5,457.74x = 14,408,933.88
  5. Step 5: Solve for x
    x = 14,408,933.88/5,457.74
  6. Step 6: Final answer
    x = 2,640.09

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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.