Home / 7,449.66-10,279.83-4,465.50

Finding the Fourth Proportional to 7,449.66, 10,279.83 and 4,465.50

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Solution

The fourth proportional to 7,449.66, 10,279.83 and 4,465.50 is: 6,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.66 : 10,279.83 = 4,465.50 : x
  2. Step 2: Convert to fraction form
    7,449.66/10,279.83 = 4,465.50/x
  3. Step 3: Cross multiply
    7,449.66x = 10,279.83 × 4,465.50
  4. Step 4: Simplify right side
    7,449.66x = 45,904,580.87
  5. Step 5: Solve for x
    x = 45,904,580.87/7,449.66
  6. Step 6: Final answer
    x = 6,161.97

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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.