Home / 4,906.65-7,360.40-1,396.68

Finding the Fourth Proportional to 4,906.65, 7,360.40 and 1,396.68

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Solution

The fourth proportional to 4,906.65, 7,360.40 and 1,396.68 is: 2,095.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.65 : 7,360.40 = 1,396.68 : x
  2. Step 2: Convert to fraction form
    4,906.65/7,360.40 = 1,396.68/x
  3. Step 3: Cross multiply
    4,906.65x = 7,360.40 × 1,396.68
  4. Step 4: Simplify right side
    4,906.65x = 10,280,123.47
  5. Step 5: Solve for x
    x = 10,280,123.47/4,906.65
  6. Step 6: Final answer
    x = 2,095.14

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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.