Home / 4,902.60-7,352.66-1,439.84

Finding the Fourth Proportional to 4,902.60, 7,352.66 and 1,439.84

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Solution

The fourth proportional to 4,902.60, 7,352.66 and 1,439.84 is: 2,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.60 : 7,352.66 = 1,439.84 : x
  2. Step 2: Convert to fraction form
    4,902.60/7,352.66 = 1,439.84/x
  3. Step 3: Cross multiply
    4,902.60x = 7,352.66 × 1,439.84
  4. Step 4: Simplify right side
    4,902.60x = 10,586,653.97
  5. Step 5: Solve for x
    x = 10,586,653.97/4,902.60
  6. Step 6: Final answer
    x = 2,159.40

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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.