Home / 4,976.06-6,865.98-3,207.40

Finding the Fourth Proportional to 4,976.06, 6,865.98 and 3,207.40

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Solution

The fourth proportional to 4,976.06, 6,865.98 and 3,207.40 is: 4,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.06 : 6,865.98 = 3,207.40 : x
  2. Step 2: Convert to fraction form
    4,976.06/6,865.98 = 3,207.40/x
  3. Step 3: Cross multiply
    4,976.06x = 6,865.98 × 3,207.40
  4. Step 4: Simplify right side
    4,976.06x = 22,021,944.25
  5. Step 5: Solve for x
    x = 22,021,944.25/4,976.06
  6. Step 6: Final answer
    x = 4,425.58

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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.