Home / 7,284.80-10,935.30-4,514.60

Finding the Fourth Proportional to 7,284.80, 10,935.30 and 4,514.60

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Solution

The fourth proportional to 7,284.80, 10,935.30 and 4,514.60 is: 6,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.80 : 10,935.30 = 4,514.60 : x
  2. Step 2: Convert to fraction form
    7,284.80/10,935.30 = 4,514.60/x
  3. Step 3: Cross multiply
    7,284.80x = 10,935.30 × 4,514.60
  4. Step 4: Simplify right side
    7,284.80x = 49,368,505.38
  5. Step 5: Solve for x
    x = 49,368,505.38/7,284.80
  6. Step 6: Final answer
    x = 6,776.92

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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.