Home / 6,269.70-9,403.35-3,148.86

Finding the Fourth Proportional to 6,269.70, 9,403.35 and 3,148.86

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Solution

The fourth proportional to 6,269.70, 9,403.35 and 3,148.86 is: 4,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.70 : 9,403.35 = 3,148.86 : x
  2. Step 2: Convert to fraction form
    6,269.70/9,403.35 = 3,148.86/x
  3. Step 3: Cross multiply
    6,269.70x = 9,403.35 × 3,148.86
  4. Step 4: Simplify right side
    6,269.70x = 29,609,832.68
  5. Step 5: Solve for x
    x = 29,609,832.68/6,269.70
  6. Step 6: Final answer
    x = 4,722.69

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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.