Home / 7,119.56-9,822.39-4,466

Finding the Fourth Proportional to 7,119.56, 9,822.39 and 4,466

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Solution

The fourth proportional to 7,119.56, 9,822.39 and 4,466 is: 6,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.56 : 9,822.39 = 4,466 : x
  2. Step 2: Convert to fraction form
    7,119.56/9,822.39 = 4,466/x
  3. Step 3: Cross multiply
    7,119.56x = 9,822.39 × 4,466
  4. Step 4: Simplify right side
    7,119.56x = 43,866,793.74
  5. Step 5: Solve for x
    x = 43,866,793.74/7,119.56
  6. Step 6: Final answer
    x = 6,161.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.