Home / 5,370.21-7,414.34-4,377.87

Finding the Fourth Proportional to 5,370.21, 7,414.34 and 4,377.87

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Solution

The fourth proportional to 5,370.21, 7,414.34 and 4,377.87 is: 6,044.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.21 : 7,414.34 = 4,377.87 : x
  2. Step 2: Convert to fraction form
    5,370.21/7,414.34 = 4,377.87/x
  3. Step 3: Cross multiply
    5,370.21x = 7,414.34 × 4,377.87
  4. Step 4: Simplify right side
    5,370.21x = 32,458,994.77
  5. Step 5: Solve for x
    x = 32,458,994.77/5,370.21
  6. Step 6: Final answer
    x = 6,044.27

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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.