Home / 2,929.37-4,393.90-737.96

Finding the Fourth Proportional to 2,929.37, 4,393.90 and 737.96

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Solution

The fourth proportional to 2,929.37, 4,393.90 and 737.96 is: 1,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.37 : 4,393.90 = 737.96 : x
  2. Step 2: Convert to fraction form
    2,929.37/4,393.90 = 737.96/x
  3. Step 3: Cross multiply
    2,929.37x = 4,393.90 × 737.96
  4. Step 4: Simplify right side
    2,929.37x = 3,242,521.96
  5. Step 5: Solve for x
    x = 3,242,521.96/2,929.37
  6. Step 6: Final answer
    x = 1,106.90

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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.