Home / 1,875.18-2,586.42-1,166.43

Finding the Fourth Proportional to 1,875.18, 2,586.42 and 1,166.43

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Solution

The fourth proportional to 1,875.18, 2,586.42 and 1,166.43 is: 1,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.18 : 2,586.42 = 1,166.43 : x
  2. Step 2: Convert to fraction form
    1,875.18/2,586.42 = 1,166.43/x
  3. Step 3: Cross multiply
    1,875.18x = 2,586.42 × 1,166.43
  4. Step 4: Simplify right side
    1,875.18x = 3,016,877.88
  5. Step 5: Solve for x
    x = 3,016,877.88/1,875.18
  6. Step 6: Final answer
    x = 1,608.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.