Home / 8,274.08-12,410.96-2,430.56

Finding the Fourth Proportional to 8,274.08, 12,410.96 and 2,430.56

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Solution

The fourth proportional to 8,274.08, 12,410.96 and 2,430.56 is: 3,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.08 : 12,410.96 = 2,430.56 : x
  2. Step 2: Convert to fraction form
    8,274.08/12,410.96 = 2,430.56/x
  3. Step 3: Cross multiply
    8,274.08x = 12,410.96 × 2,430.56
  4. Step 4: Simplify right side
    8,274.08x = 30,165,582.94
  5. Step 5: Solve for x
    x = 30,165,582.94/8,274.08
  6. Step 6: Final answer
    x = 3,645.79

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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.