Home / 7,340.37-10,131.52-4,508.43

Finding the Fourth Proportional to 7,340.37, 10,131.52 and 4,508.43

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Solution

The fourth proportional to 7,340.37, 10,131.52 and 4,508.43 is: 6,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.37 : 10,131.52 = 4,508.43 : x
  2. Step 2: Convert to fraction form
    7,340.37/10,131.52 = 4,508.43/x
  3. Step 3: Cross multiply
    7,340.37x = 10,131.52 × 4,508.43
  4. Step 4: Simplify right side
    7,340.37x = 45,677,198.06
  5. Step 5: Solve for x
    x = 45,677,198.06/7,340.37
  6. Step 6: Final answer
    x = 6,222.74

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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.