Home / 1,874.50-2,586.90-1,035.33

Finding the Fourth Proportional to 1,874.50, 2,586.90 and 1,035.33

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Solution

The fourth proportional to 1,874.50, 2,586.90 and 1,035.33 is: 1,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.50 : 2,586.90 = 1,035.33 : x
  2. Step 2: Convert to fraction form
    1,874.50/2,586.90 = 1,035.33/x
  3. Step 3: Cross multiply
    1,874.50x = 2,586.90 × 1,035.33
  4. Step 4: Simplify right side
    1,874.50x = 2,678,282.24
  5. Step 5: Solve for x
    x = 2,678,282.24/1,874.50
  6. Step 6: Final answer
    x = 1,428.80

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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.