Home / 8,473.33-11,690.40-5,114.87

Finding the Fourth Proportional to 8,473.33, 11,690.40 and 5,114.87

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Solution

The fourth proportional to 8,473.33, 11,690.40 and 5,114.87 is: 7,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.33 : 11,690.40 = 5,114.87 : x
  2. Step 2: Convert to fraction form
    8,473.33/11,690.40 = 5,114.87/x
  3. Step 3: Cross multiply
    8,473.33x = 11,690.40 × 5,114.87
  4. Step 4: Simplify right side
    8,473.33x = 59,794,876.25
  5. Step 5: Solve for x
    x = 59,794,876.25/8,473.33
  6. Step 6: Final answer
    x = 7,056.83

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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.