Home / 3,230.56-4,460.48-2,483.34

Finding the Fourth Proportional to 3,230.56, 4,460.48 and 2,483.34

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Solution

The fourth proportional to 3,230.56, 4,460.48 and 2,483.34 is: 3,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.56 : 4,460.48 = 2,483.34 : x
  2. Step 2: Convert to fraction form
    3,230.56/4,460.48 = 2,483.34/x
  3. Step 3: Cross multiply
    3,230.56x = 4,460.48 × 2,483.34
  4. Step 4: Simplify right side
    3,230.56x = 11,076,888.40
  5. Step 5: Solve for x
    x = 11,076,888.40/3,230.56
  6. Step 6: Final answer
    x = 3,428.78

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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.