Home / 4,421.39-6,626.61-3,874.64

Finding the Fourth Proportional to 4,421.39, 6,626.61 and 3,874.64

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Solution

The fourth proportional to 4,421.39, 6,626.61 and 3,874.64 is: 5,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.39 : 6,626.61 = 3,874.64 : x
  2. Step 2: Convert to fraction form
    4,421.39/6,626.61 = 3,874.64/x
  3. Step 3: Cross multiply
    4,421.39x = 6,626.61 × 3,874.64
  4. Step 4: Simplify right side
    4,421.39x = 25,675,695.04
  5. Step 5: Solve for x
    x = 25,675,695.04/4,421.39
  6. Step 6: Final answer
    x = 5,807.16

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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.