Home / 7,364.44-10,161.75-4,220.02

Finding the Fourth Proportional to 7,364.44, 10,161.75 and 4,220.02

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Solution

The fourth proportional to 7,364.44, 10,161.75 and 4,220.02 is: 5,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.44 : 10,161.75 = 4,220.02 : x
  2. Step 2: Convert to fraction form
    7,364.44/10,161.75 = 4,220.02/x
  3. Step 3: Cross multiply
    7,364.44x = 10,161.75 × 4,220.02
  4. Step 4: Simplify right side
    7,364.44x = 42,882,788.24
  5. Step 5: Solve for x
    x = 42,882,788.24/7,364.44
  6. Step 6: Final answer
    x = 5,822.95

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1.5x scale

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.