Home / 4,616.10-6,921.39-2,151.47

Finding the Fourth Proportional to 4,616.10, 6,921.39 and 2,151.47

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Solution

The fourth proportional to 4,616.10, 6,921.39 and 2,151.47 is: 3,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616.10 : 6,921.39 = 2,151.47 : x
  2. Step 2: Convert to fraction form
    4,616.10/6,921.39 = 2,151.47/x
  3. Step 3: Cross multiply
    4,616.10x = 6,921.39 × 2,151.47
  4. Step 4: Simplify right side
    4,616.10x = 14,891,128.34
  5. Step 5: Solve for x
    x = 14,891,128.34/4,616.10
  6. Step 6: Final answer
    x = 3,225.91

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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.