Home / 4,870.58-6,723.98-3,902.96

Finding the Fourth Proportional to 4,870.58, 6,723.98 and 3,902.96

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Solution

The fourth proportional to 4,870.58, 6,723.98 and 3,902.96 is: 5,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.58 : 6,723.98 = 3,902.96 : x
  2. Step 2: Convert to fraction form
    4,870.58/6,723.98 = 3,902.96/x
  3. Step 3: Cross multiply
    4,870.58x = 6,723.98 × 3,902.96
  4. Step 4: Simplify right side
    4,870.58x = 26,243,371.85
  5. Step 5: Solve for x
    x = 26,243,371.85/4,870.58
  6. Step 6: Final answer
    x = 5,388.15

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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.