Home / 2,392.24-3,586.96-929.69

Finding the Fourth Proportional to 2,392.24, 3,586.96 and 929.69

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Solution

The fourth proportional to 2,392.24, 3,586.96 and 929.69 is: 1,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.24 : 3,586.96 = 929.69 : x
  2. Step 2: Convert to fraction form
    2,392.24/3,586.96 = 929.69/x
  3. Step 3: Cross multiply
    2,392.24x = 3,586.96 × 929.69
  4. Step 4: Simplify right side
    2,392.24x = 3,334,760.84
  5. Step 5: Solve for x
    x = 3,334,760.84/2,392.24
  6. Step 6: Final answer
    x = 1,393.99

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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.