Home / 10,284.20-15,426.16-2,493.08

Finding the Fourth Proportional to 10,284.20, 15,426.16 and 2,493.08

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Solution

The fourth proportional to 10,284.20, 15,426.16 and 2,493.08 is: 3,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.20 : 15,426.16 = 2,493.08 : x
  2. Step 2: Convert to fraction form
    10,284.20/15,426.16 = 2,493.08/x
  3. Step 3: Cross multiply
    10,284.20x = 15,426.16 × 2,493.08
  4. Step 4: Simplify right side
    10,284.20x = 38,458,561.38
  5. Step 5: Solve for x
    x = 38,458,561.38/10,284.20
  6. Step 6: Final answer
    x = 3,739.58

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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.