Home / 2,644.18-3,647.84-1,760.27

Finding the Fourth Proportional to 2,644.18, 3,647.84 and 1,760.27

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Solution

The fourth proportional to 2,644.18, 3,647.84 and 1,760.27 is: 2,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.18 : 3,647.84 = 1,760.27 : x
  2. Step 2: Convert to fraction form
    2,644.18/3,647.84 = 1,760.27/x
  3. Step 3: Cross multiply
    2,644.18x = 3,647.84 × 1,760.27
  4. Step 4: Simplify right side
    2,644.18x = 6,421,156.28
  5. Step 5: Solve for x
    x = 6,421,156.28/2,644.18
  6. Step 6: Final answer
    x = 2,428.41

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1.5x scale

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.