Home / 5,224.02-7,836.06-1,328.43

Finding the Fourth Proportional to 5,224.02, 7,836.06 and 1,328.43

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Solution

The fourth proportional to 5,224.02, 7,836.06 and 1,328.43 is: 1,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.02 : 7,836.06 = 1,328.43 : x
  2. Step 2: Convert to fraction form
    5,224.02/7,836.06 = 1,328.43/x
  3. Step 3: Cross multiply
    5,224.02x = 7,836.06 × 1,328.43
  4. Step 4: Simplify right side
    5,224.02x = 10,409,657.19
  5. Step 5: Solve for x
    x = 10,409,657.19/5,224.02
  6. Step 6: Final answer
    x = 1,992.65

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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.