Home / 5,047.40-6,965.61-3,056.83

Finding the Fourth Proportional to 5,047.40, 6,965.61 and 3,056.83

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Solution

The fourth proportional to 5,047.40, 6,965.61 and 3,056.83 is: 4,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.40 : 6,965.61 = 3,056.83 : x
  2. Step 2: Convert to fraction form
    5,047.40/6,965.61 = 3,056.83/x
  3. Step 3: Cross multiply
    5,047.40x = 6,965.61 × 3,056.83
  4. Step 4: Simplify right side
    5,047.40x = 21,292,685.62
  5. Step 5: Solve for x
    x = 21,292,685.62/5,047.40
  6. Step 6: Final answer
    x = 4,218.55

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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.