Home / 4,874.50-6,726.90-3,479.68

Finding the Fourth Proportional to 4,874.50, 6,726.90 and 3,479.68

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Solution

The fourth proportional to 4,874.50, 6,726.90 and 3,479.68 is: 4,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.50 : 6,726.90 = 3,479.68 : x
  2. Step 2: Convert to fraction form
    4,874.50/6,726.90 = 3,479.68/x
  3. Step 3: Cross multiply
    4,874.50x = 6,726.90 × 3,479.68
  4. Step 4: Simplify right side
    4,874.50x = 23,407,459.39
  5. Step 5: Solve for x
    x = 23,407,459.39/4,874.50
  6. Step 6: Final answer
    x = 4,802.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.