Home / 2,531.90-3,798.09-1,050.81

Finding the Fourth Proportional to 2,531.90, 3,798.09 and 1,050.81

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Solution

The fourth proportional to 2,531.90, 3,798.09 and 1,050.81 is: 1,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.90 : 3,798.09 = 1,050.81 : x
  2. Step 2: Convert to fraction form
    2,531.90/3,798.09 = 1,050.81/x
  3. Step 3: Cross multiply
    2,531.90x = 3,798.09 × 1,050.81
  4. Step 4: Simplify right side
    2,531.90x = 3,991,070.95
  5. Step 5: Solve for x
    x = 3,991,070.95/2,531.90
  6. Step 6: Final answer
    x = 1,576.32

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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.