Home / 8,060-11,122.84-4,705.12

Finding the Fourth Proportional to 8,060, 11,122.84 and 4,705.12

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Solution

The fourth proportional to 8,060, 11,122.84 and 4,705.12 is: 6,493.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060 : 11,122.84 = 4,705.12 : x
  2. Step 2: Convert to fraction form
    8,060/11,122.84 = 4,705.12/x
  3. Step 3: Cross multiply
    8,060x = 11,122.84 × 4,705.12
  4. Step 4: Simplify right side
    8,060x = 52,334,296.94
  5. Step 5: Solve for x
    x = 52,334,296.94/8,060
  6. Step 6: Final answer
    x = 6,493.09

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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.