Home / 4,956.57-7,437.55-2,878.07

Finding the Fourth Proportional to 4,956.57, 7,437.55 and 2,878.07

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Solution

The fourth proportional to 4,956.57, 7,437.55 and 2,878.07 is: 4,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.57 : 7,437.55 = 2,878.07 : x
  2. Step 2: Convert to fraction form
    4,956.57/7,437.55 = 2,878.07/x
  3. Step 3: Cross multiply
    4,956.57x = 7,437.55 × 2,878.07
  4. Step 4: Simplify right side
    4,956.57x = 21,405,789.53
  5. Step 5: Solve for x
    x = 21,405,789.53/4,956.57
  6. Step 6: Final answer
    x = 4,318.67

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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.