Home / 4,235.90-5,845.55-2,347.49

Finding the Fourth Proportional to 4,235.90, 5,845.55 and 2,347.49

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Solution

The fourth proportional to 4,235.90, 5,845.55 and 2,347.49 is: 3,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.90 : 5,845.55 = 2,347.49 : x
  2. Step 2: Convert to fraction form
    4,235.90/5,845.55 = 2,347.49/x
  3. Step 3: Cross multiply
    4,235.90x = 5,845.55 × 2,347.49
  4. Step 4: Simplify right side
    4,235.90x = 13,722,373.05
  5. Step 5: Solve for x
    x = 13,722,373.05/4,235.90
  6. Step 6: Final answer
    x = 3,239.55

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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.