Home / 1,874.18-2,586.33-1,034.87

Finding the Fourth Proportional to 1,874.18, 2,586.33 and 1,034.87

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Solution

The fourth proportional to 1,874.18, 2,586.33 and 1,034.87 is: 1,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.18 : 2,586.33 = 1,034.87 : x
  2. Step 2: Convert to fraction form
    1,874.18/2,586.33 = 1,034.87/x
  3. Step 3: Cross multiply
    1,874.18x = 2,586.33 × 1,034.87
  4. Step 4: Simplify right side
    1,874.18x = 2,676,502.40
  5. Step 5: Solve for x
    x = 2,676,502.40/1,874.18
  6. Step 6: Final answer
    x = 1,428.10

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Why These Related Problems?

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