Home / 4,929.40-7,392.34-2,330.68

Finding the Fourth Proportional to 4,929.40, 7,392.34 and 2,330.68

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Solution

The fourth proportional to 4,929.40, 7,392.34 and 2,330.68 is: 3,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.40 : 7,392.34 = 2,330.68 : x
  2. Step 2: Convert to fraction form
    4,929.40/7,392.34 = 2,330.68/x
  3. Step 3: Cross multiply
    4,929.40x = 7,392.34 × 2,330.68
  4. Step 4: Simplify right side
    4,929.40x = 17,229,178.99
  5. Step 5: Solve for x
    x = 17,229,178.99/4,929.40
  6. Step 6: Final answer
    x = 3,495.19

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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.