Home / 4,983.18-6,876.80-2,993.76

Finding the Fourth Proportional to 4,983.18, 6,876.80 and 2,993.76

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Solution

The fourth proportional to 4,983.18, 6,876.80 and 2,993.76 is: 4,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.18 : 6,876.80 = 2,993.76 : x
  2. Step 2: Convert to fraction form
    4,983.18/6,876.80 = 2,993.76/x
  3. Step 3: Cross multiply
    4,983.18x = 6,876.80 × 2,993.76
  4. Step 4: Simplify right side
    4,983.18x = 20,587,488.77
  5. Step 5: Solve for x
    x = 20,587,488.77/4,983.18
  6. Step 6: Final answer
    x = 4,131.40

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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.