Home / 4,436.10-6,613.92-4,320.68

Finding the Fourth Proportional to 4,436.10, 6,613.92 and 4,320.68

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Solution

The fourth proportional to 4,436.10, 6,613.92 and 4,320.68 is: 6,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.10 : 6,613.92 = 4,320.68 : x
  2. Step 2: Convert to fraction form
    4,436.10/6,613.92 = 4,320.68/x
  3. Step 3: Cross multiply
    4,436.10x = 6,613.92 × 4,320.68
  4. Step 4: Simplify right side
    4,436.10x = 28,576,598.80
  5. Step 5: Solve for x
    x = 28,576,598.80/4,436.10
  6. Step 6: Final answer
    x = 6,441.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.