Home / 5,057.78-7,586.65-1,360.00

Finding the Fourth Proportional to 5,057.78, 7,586.65 and 1,360.00

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Solution

The fourth proportional to 5,057.78, 7,586.65 and 1,360.00 is: 2,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.78 : 7,586.65 = 1,360.00 : x
  2. Step 2: Convert to fraction form
    5,057.78/7,586.65 = 1,360.00/x
  3. Step 3: Cross multiply
    5,057.78x = 7,586.65 × 1,360.00
  4. Step 4: Simplify right side
    5,057.78x = 10,317,874.61
  5. Step 5: Solve for x
    x = 10,317,874.61/5,057.78
  6. Step 6: Final answer
    x = 2,040.00

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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.