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Finding the Fourth Proportional to 1,875.74, 2,813.90 and 950.92

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Solution

The fourth proportional to 1,875.74, 2,813.90 and 950.92 is: 1,426.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.74 : 2,813.90 = 950.92 : x
  2. Step 2: Convert to fraction form
    1,875.74/2,813.90 = 950.92/x
  3. Step 3: Cross multiply
    1,875.74x = 2,813.90 × 950.92
  4. Step 4: Simplify right side
    1,875.74x = 2,675,779.72
  5. Step 5: Solve for x
    x = 2,675,779.72/1,875.74
  6. Step 6: Final answer
    x = 1,426.52

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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.