Home / 7,114.59-10,679.40-3,997.26

Finding the Fourth Proportional to 7,114.59, 10,679.40 and 3,997.26

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Solution

The fourth proportional to 7,114.59, 10,679.40 and 3,997.26 is: 6,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114.59 : 10,679.40 = 3,997.26 : x
  2. Step 2: Convert to fraction form
    7,114.59/10,679.40 = 3,997.26/x
  3. Step 3: Cross multiply
    7,114.59x = 10,679.40 × 3,997.26
  4. Step 4: Simplify right side
    7,114.59x = 42,688,338.44
  5. Step 5: Solve for x
    x = 42,688,338.44/7,114.59
  6. Step 6: Final answer
    x = 6,000.11

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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.