Home / 8,309.06-12,465.93-3,382.23

Finding the Fourth Proportional to 8,309.06, 12,465.93 and 3,382.23

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Solution

The fourth proportional to 8,309.06, 12,465.93 and 3,382.23 is: 5,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309.06 : 12,465.93 = 3,382.23 : x
  2. Step 2: Convert to fraction form
    8,309.06/12,465.93 = 3,382.23/x
  3. Step 3: Cross multiply
    8,309.06x = 12,465.93 × 3,382.23
  4. Step 4: Simplify right side
    8,309.06x = 42,162,655.11
  5. Step 5: Solve for x
    x = 42,162,655.11/8,309.06
  6. Step 6: Final answer
    x = 5,074.30

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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.