Home / 8,839.08-12,192.57-6,947.64

Finding the Fourth Proportional to 8,839.08, 12,192.57 and 6,947.64

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Solution

The fourth proportional to 8,839.08, 12,192.57 and 6,947.64 is: 9,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.08 : 12,192.57 = 6,947.64 : x
  2. Step 2: Convert to fraction form
    8,839.08/12,192.57 = 6,947.64/x
  3. Step 3: Cross multiply
    8,839.08x = 12,192.57 × 6,947.64
  4. Step 4: Simplify right side
    8,839.08x = 84,709,587.03
  5. Step 5: Solve for x
    x = 84,709,587.03/8,839.08
  6. Step 6: Final answer
    x = 9,583.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.