Home / 4,245.21-5,857.97-2,356.34

Finding the Fourth Proportional to 4,245.21, 5,857.97 and 2,356.34

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Solution

The fourth proportional to 4,245.21, 5,857.97 and 2,356.34 is: 3,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.21 : 5,857.97 = 2,356.34 : x
  2. Step 2: Convert to fraction form
    4,245.21/5,857.97 = 2,356.34/x
  3. Step 3: Cross multiply
    4,245.21x = 5,857.97 × 2,356.34
  4. Step 4: Simplify right side
    4,245.21x = 13,803,374.16
  5. Step 5: Solve for x
    x = 13,803,374.16/4,245.21
  6. Step 6: Final answer
    x = 3,251.52

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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.