Home / 4,342.40-5,991.72-3,677.84

Finding the Fourth Proportional to 4,342.40, 5,991.72 and 3,677.84

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Solution

The fourth proportional to 4,342.40, 5,991.72 and 3,677.84 is: 5,074.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.40 : 5,991.72 = 3,677.84 : x
  2. Step 2: Convert to fraction form
    4,342.40/5,991.72 = 3,677.84/x
  3. Step 3: Cross multiply
    4,342.40x = 5,991.72 × 3,677.84
  4. Step 4: Simplify right side
    4,342.40x = 22,036,587.48
  5. Step 5: Solve for x
    x = 22,036,587.48/4,342.40
  6. Step 6: Final answer
    x = 5,074.75

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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.