Home / 7,479.02-11,217.84-2,284.89

Finding the Fourth Proportional to 7,479.02, 11,217.84 and 2,284.89

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Solution

The fourth proportional to 7,479.02, 11,217.84 and 2,284.89 is: 3,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.02 : 11,217.84 = 2,284.89 : x
  2. Step 2: Convert to fraction form
    7,479.02/11,217.84 = 2,284.89/x
  3. Step 3: Cross multiply
    7,479.02x = 11,217.84 × 2,284.89
  4. Step 4: Simplify right side
    7,479.02x = 25,631,530.44
  5. Step 5: Solve for x
    x = 25,631,530.44/7,479.02
  6. Step 6: Final answer
    x = 3,427.13

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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.