Home / 8,223.56-12,335.38-6,572.38

Finding the Fourth Proportional to 8,223.56, 12,335.38 and 6,572.38

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Solution

The fourth proportional to 8,223.56, 12,335.38 and 6,572.38 is: 9,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223.56 : 12,335.38 = 6,572.38 : x
  2. Step 2: Convert to fraction form
    8,223.56/12,335.38 = 6,572.38/x
  3. Step 3: Cross multiply
    8,223.56x = 12,335.38 × 6,572.38
  4. Step 4: Simplify right side
    8,223.56x = 81,072,804.80
  5. Step 5: Solve for x
    x = 81,072,804.80/8,223.56
  6. Step 6: Final answer
    x = 9,858.60

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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.