Home / 5,346.48-7,377.74-3,107.97

Finding the Fourth Proportional to 5,346.48, 7,377.74 and 3,107.97

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Solution

The fourth proportional to 5,346.48, 7,377.74 and 3,107.97 is: 4,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.48 : 7,377.74 = 3,107.97 : x
  2. Step 2: Convert to fraction form
    5,346.48/7,377.74 = 3,107.97/x
  3. Step 3: Cross multiply
    5,346.48x = 7,377.74 × 3,107.97
  4. Step 4: Simplify right side
    5,346.48x = 22,929,779.05
  5. Step 5: Solve for x
    x = 22,929,779.05/5,346.48
  6. Step 6: Final answer
    x = 4,288.76

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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.