Home / 8,277.30-12,416.81-2,652.99

Finding the Fourth Proportional to 8,277.30, 12,416.81 and 2,652.99

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Solution

The fourth proportional to 8,277.30, 12,416.81 and 2,652.99 is: 3,979.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.30 : 12,416.81 = 2,652.99 : x
  2. Step 2: Convert to fraction form
    8,277.30/12,416.81 = 2,652.99/x
  3. Step 3: Cross multiply
    8,277.30x = 12,416.81 × 2,652.99
  4. Step 4: Simplify right side
    8,277.30x = 32,941,669.05
  5. Step 5: Solve for x
    x = 32,941,669.05/8,277.30
  6. Step 6: Final answer
    x = 3,979.76

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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.