Home / 5,056.16-6,977.82-2,818

Finding the Fourth Proportional to 5,056.16, 6,977.82 and 2,818

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Solution

The fourth proportional to 5,056.16, 6,977.82 and 2,818 is: 3,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.16 : 6,977.82 = 2,818 : x
  2. Step 2: Convert to fraction form
    5,056.16/6,977.82 = 2,818/x
  3. Step 3: Cross multiply
    5,056.16x = 6,977.82 × 2,818
  4. Step 4: Simplify right side
    5,056.16x = 19,663,496.76
  5. Step 5: Solve for x
    x = 19,663,496.76/5,056.16
  6. Step 6: Final answer
    x = 3,889.02

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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.