Home / 7,402.23-11,097.86-4,479.84

Finding the Fourth Proportional to 7,402.23, 11,097.86 and 4,479.84

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Solution

The fourth proportional to 7,402.23, 11,097.86 and 4,479.84 is: 6,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.23 : 11,097.86 = 4,479.84 : x
  2. Step 2: Convert to fraction form
    7,402.23/11,097.86 = 4,479.84/x
  3. Step 3: Cross multiply
    7,402.23x = 11,097.86 × 4,479.84
  4. Step 4: Simplify right side
    7,402.23x = 49,716,614.74
  5. Step 5: Solve for x
    x = 49,716,614.74/7,402.23
  6. Step 6: Final answer
    x = 6,716.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.