Home / 4,370.80-6,555.21-1,249.93

Finding the Fourth Proportional to 4,370.80, 6,555.21 and 1,249.93

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Solution

The fourth proportional to 4,370.80, 6,555.21 and 1,249.93 is: 1,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.80 : 6,555.21 = 1,249.93 : x
  2. Step 2: Convert to fraction form
    4,370.80/6,555.21 = 1,249.93/x
  3. Step 3: Cross multiply
    4,370.80x = 6,555.21 × 1,249.93
  4. Step 4: Simplify right side
    4,370.80x = 8,193,553.64
  5. Step 5: Solve for x
    x = 8,193,553.64/4,370.80
  6. Step 6: Final answer
    x = 1,874.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.