Home / 2,384.56-3,290.07-1,376.02

Finding the Fourth Proportional to 2,384.56, 3,290.07 and 1,376.02

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Solution

The fourth proportional to 2,384.56, 3,290.07 and 1,376.02 is: 1,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.56 : 3,290.07 = 1,376.02 : x
  2. Step 2: Convert to fraction form
    2,384.56/3,290.07 = 1,376.02/x
  3. Step 3: Cross multiply
    2,384.56x = 3,290.07 × 1,376.02
  4. Step 4: Simplify right side
    2,384.56x = 4,527,202.12
  5. Step 5: Solve for x
    x = 4,527,202.12/2,384.56
  6. Step 6: Final answer
    x = 1,898.55

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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.