Home / 1,875.42-2,589.98-1,504.85

Finding the Fourth Proportional to 1,875.42, 2,589.98 and 1,504.85

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Solution

The fourth proportional to 1,875.42, 2,589.98 and 1,504.85 is: 2,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.42 : 2,589.98 = 1,504.85 : x
  2. Step 2: Convert to fraction form
    1,875.42/2,589.98 = 1,504.85/x
  3. Step 3: Cross multiply
    1,875.42x = 2,589.98 × 1,504.85
  4. Step 4: Simplify right side
    1,875.42x = 3,897,510.93
  5. Step 5: Solve for x
    x = 3,897,510.93/1,875.42
  6. Step 6: Final answer
    x = 2,078.21

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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.