Home / 8,426.76-11,633.94-5,598.12

Finding the Fourth Proportional to 8,426.76, 11,633.94 and 5,598.12

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Solution

The fourth proportional to 8,426.76, 11,633.94 and 5,598.12 is: 7,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.76 : 11,633.94 = 5,598.12 : x
  2. Step 2: Convert to fraction form
    8,426.76/11,633.94 = 5,598.12/x
  3. Step 3: Cross multiply
    8,426.76x = 11,633.94 × 5,598.12
  4. Step 4: Simplify right side
    8,426.76x = 65,128,192.19
  5. Step 5: Solve for x
    x = 65,128,192.19/8,426.76
  6. Step 6: Final answer
    x = 7,728.73

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Half scale
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Double scale
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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.