Home / 4,970.83-6,859.62-2,702.11

Finding the Fourth Proportional to 4,970.83, 6,859.62 and 2,702.11

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Solution

The fourth proportional to 4,970.83, 6,859.62 and 2,702.11 is: 3,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.83 : 6,859.62 = 2,702.11 : x
  2. Step 2: Convert to fraction form
    4,970.83/6,859.62 = 2,702.11/x
  3. Step 3: Cross multiply
    4,970.83x = 6,859.62 × 2,702.11
  4. Step 4: Simplify right side
    4,970.83x = 18,535,447.80
  5. Step 5: Solve for x
    x = 18,535,447.80/4,970.83
  6. Step 6: Final answer
    x = 3,728.84

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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.