Home / 4,203.75-5,801.36-2,340.75

Finding the Fourth Proportional to 4,203.75, 5,801.36 and 2,340.75

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Solution

The fourth proportional to 4,203.75, 5,801.36 and 2,340.75 is: 3,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.75 : 5,801.36 = 2,340.75 : x
  2. Step 2: Convert to fraction form
    4,203.75/5,801.36 = 2,340.75/x
  3. Step 3: Cross multiply
    4,203.75x = 5,801.36 × 2,340.75
  4. Step 4: Simplify right side
    4,203.75x = 13,579,521.72
  5. Step 5: Solve for x
    x = 13,579,521.72/4,203.75
  6. Step 6: Final answer
    x = 3,230.34

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Find fourth proportional to 2,101.88, 2,900.68 and 1,170.38
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.