Home / 4,269.80-6,404.70-4,183.40

Finding the Fourth Proportional to 4,269.80, 6,404.70 and 4,183.40

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Solution

The fourth proportional to 4,269.80, 6,404.70 and 4,183.40 is: 6,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.80 : 6,404.70 = 4,183.40 : x
  2. Step 2: Convert to fraction form
    4,269.80/6,404.70 = 4,183.40/x
  3. Step 3: Cross multiply
    4,269.80x = 6,404.70 × 4,183.40
  4. Step 4: Simplify right side
    4,269.80x = 26,793,421.98
  5. Step 5: Solve for x
    x = 26,793,421.98/4,269.80
  6. Step 6: Final answer
    x = 6,275.10

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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.