Home / 4,304.97-6,456.11-1,382.63

Finding the Fourth Proportional to 4,304.97, 6,456.11 and 1,382.63

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Solution

The fourth proportional to 4,304.97, 6,456.11 and 1,382.63 is: 2,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.97 : 6,456.11 = 1,382.63 : x
  2. Step 2: Convert to fraction form
    4,304.97/6,456.11 = 1,382.63/x
  3. Step 3: Cross multiply
    4,304.97x = 6,456.11 × 1,382.63
  4. Step 4: Simplify right side
    4,304.97x = 8,926,372.18
  5. Step 5: Solve for x
    x = 8,926,372.18/4,304.97
  6. Step 6: Final answer
    x = 2,073.50

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Half scale
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Double scale
Find fourth proportional to 4,305.97, 6,457.60 and 1,383.63
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.