Home / 7,364.13-10,162.49-4,222.14

Finding the Fourth Proportional to 7,364.13, 10,162.49 and 4,222.14

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Solution

The fourth proportional to 7,364.13, 10,162.49 and 4,222.14 is: 5,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.13 : 10,162.49 = 4,222.14 : x
  2. Step 2: Convert to fraction form
    7,364.13/10,162.49 = 4,222.14/x
  3. Step 3: Cross multiply
    7,364.13x = 10,162.49 × 4,222.14
  4. Step 4: Simplify right side
    7,364.13x = 42,907,455.53
  5. Step 5: Solve for x
    x = 42,907,455.53/7,364.13
  6. Step 6: Final answer
    x = 5,826.55

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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.