Home / 7,051.91-10,579.95-2,122.34

Finding the Fourth Proportional to 7,051.91, 10,579.95 and 2,122.34

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Solution

The fourth proportional to 7,051.91, 10,579.95 and 2,122.34 is: 3,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.91 : 10,579.95 = 2,122.34 : x
  2. Step 2: Convert to fraction form
    7,051.91/10,579.95 = 2,122.34/x
  3. Step 3: Cross multiply
    7,051.91x = 10,579.95 × 2,122.34
  4. Step 4: Simplify right side
    7,051.91x = 22,454,198.18
  5. Step 5: Solve for x
    x = 22,454,198.18/7,051.91
  6. Step 6: Final answer
    x = 3,184.13

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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.