Home / 2,010.90-3,016.58-623.91

Finding the Fourth Proportional to 2,010.90, 3,016.58 and 623.91

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Solution

The fourth proportional to 2,010.90, 3,016.58 and 623.91 is: 935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.90 : 3,016.58 = 623.91 : x
  2. Step 2: Convert to fraction form
    2,010.90/3,016.58 = 623.91/x
  3. Step 3: Cross multiply
    2,010.90x = 3,016.58 × 623.91
  4. Step 4: Simplify right side
    2,010.90x = 1,882,071.31
  5. Step 5: Solve for x
    x = 1,882,071.31/2,010.90
  6. Step 6: Final answer
    x = 935.93

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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.