Home / 5,343.69-7,374.35-3,104.75

Finding the Fourth Proportional to 5,343.69, 7,374.35 and 3,104.75

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Solution

The fourth proportional to 5,343.69, 7,374.35 and 3,104.75 is: 4,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.69 : 7,374.35 = 3,104.75 : x
  2. Step 2: Convert to fraction form
    5,343.69/7,374.35 = 3,104.75/x
  3. Step 3: Cross multiply
    5,343.69x = 7,374.35 × 3,104.75
  4. Step 4: Simplify right side
    5,343.69x = 22,895,460.77
  5. Step 5: Solve for x
    x = 22,895,460.77/5,343.69
  6. Step 6: Final answer
    x = 4,284.58

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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.