Home / 8,382.06-12,573.12-2,835.45

Finding the Fourth Proportional to 8,382.06, 12,573.12 and 2,835.45

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Solution

The fourth proportional to 8,382.06, 12,573.12 and 2,835.45 is: 4,253.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.06 : 12,573.12 = 2,835.45 : x
  2. Step 2: Convert to fraction form
    8,382.06/12,573.12 = 2,835.45/x
  3. Step 3: Cross multiply
    8,382.06x = 12,573.12 × 2,835.45
  4. Step 4: Simplify right side
    8,382.06x = 35,650,453.10
  5. Step 5: Solve for x
    x = 35,650,453.10/8,382.06
  6. Step 6: Final answer
    x = 4,253.19

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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.