Home / 5,019.83-6,927.17-2,781.74

Finding the Fourth Proportional to 5,019.83, 6,927.17 and 2,781.74

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Solution

The fourth proportional to 5,019.83, 6,927.17 and 2,781.74 is: 3,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.83 : 6,927.17 = 2,781.74 : x
  2. Step 2: Convert to fraction form
    5,019.83/6,927.17 = 2,781.74/x
  3. Step 3: Cross multiply
    5,019.83x = 6,927.17 × 2,781.74
  4. Step 4: Simplify right side
    5,019.83x = 19,269,610.15
  5. Step 5: Solve for x
    x = 19,269,610.15/5,019.83
  6. Step 6: Final answer
    x = 3,838.70

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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.