Home / 2,235.96-3,085.90-1,304.76

Finding the Fourth Proportional to 2,235.96, 3,085.90 and 1,304.76

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Solution

The fourth proportional to 2,235.96, 3,085.90 and 1,304.76 is: 1,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.96 : 3,085.90 = 1,304.76 : x
  2. Step 2: Convert to fraction form
    2,235.96/3,085.90 = 1,304.76/x
  3. Step 3: Cross multiply
    2,235.96x = 3,085.90 × 1,304.76
  4. Step 4: Simplify right side
    2,235.96x = 4,026,358.88
  5. Step 5: Solve for x
    x = 4,026,358.88/2,235.96
  6. Step 6: Final answer
    x = 1,800.73

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,236.96, 3,087.28 and 1,305.76
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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.