Home / 4,818.79-7,228.17-1,356.04

Finding the Fourth Proportional to 4,818.79, 7,228.17 and 1,356.04

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Solution

The fourth proportional to 4,818.79, 7,228.17 and 1,356.04 is: 2,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.79 : 7,228.17 = 1,356.04 : x
  2. Step 2: Convert to fraction form
    4,818.79/7,228.17 = 1,356.04/x
  3. Step 3: Cross multiply
    4,818.79x = 7,228.17 × 1,356.04
  4. Step 4: Simplify right side
    4,818.79x = 9,801,651.51
  5. Step 5: Solve for x
    x = 9,801,651.51/4,818.79
  6. Step 6: Final answer
    x = 2,034.05

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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.