Home / 7,448.45-10,278.22-4,261.10

Finding the Fourth Proportional to 7,448.45, 10,278.22 and 4,261.10

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Solution

The fourth proportional to 7,448.45, 10,278.22 and 4,261.10 is: 5,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.45 : 10,278.22 = 4,261.10 : x
  2. Step 2: Convert to fraction form
    7,448.45/10,278.22 = 4,261.10/x
  3. Step 3: Cross multiply
    7,448.45x = 10,278.22 × 4,261.10
  4. Step 4: Simplify right side
    7,448.45x = 43,796,523.24
  5. Step 5: Solve for x
    x = 43,796,523.24/7,448.45
  6. Step 6: Final answer
    x = 5,879.95

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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.