Home / 2,429.02-3,644.16-697.66

Finding the Fourth Proportional to 2,429.02, 3,644.16 and 697.66

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Solution

The fourth proportional to 2,429.02, 3,644.16 and 697.66 is: 1,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.02 : 3,644.16 = 697.66 : x
  2. Step 2: Convert to fraction form
    2,429.02/3,644.16 = 697.66/x
  3. Step 3: Cross multiply
    2,429.02x = 3,644.16 × 697.66
  4. Step 4: Simplify right side
    2,429.02x = 2,542,384.67
  5. Step 5: Solve for x
    x = 2,542,384.67/2,429.02
  6. Step 6: Final answer
    x = 1,046.67

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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.