Home / 4,318.67-5,957.30-2,990.07

Finding the Fourth Proportional to 4,318.67, 5,957.30 and 2,990.07

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Solution

The fourth proportional to 4,318.67, 5,957.30 and 2,990.07 is: 4,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.67 : 5,957.30 = 2,990.07 : x
  2. Step 2: Convert to fraction form
    4,318.67/5,957.30 = 2,990.07/x
  3. Step 3: Cross multiply
    4,318.67x = 5,957.30 × 2,990.07
  4. Step 4: Simplify right side
    4,318.67x = 17,812,751.49
  5. Step 5: Solve for x
    x = 17,812,751.49/4,318.67
  6. Step 6: Final answer
    x = 4,124.59

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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.