Home / 2,591.66-3,881.98-2,095.94

Finding the Fourth Proportional to 2,591.66, 3,881.98 and 2,095.94

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Solution

The fourth proportional to 2,591.66, 3,881.98 and 2,095.94 is: 3,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.66 : 3,881.98 = 2,095.94 : x
  2. Step 2: Convert to fraction form
    2,591.66/3,881.98 = 2,095.94/x
  3. Step 3: Cross multiply
    2,591.66x = 3,881.98 × 2,095.94
  4. Step 4: Simplify right side
    2,591.66x = 8,136,397.16
  5. Step 5: Solve for x
    x = 8,136,397.16/2,591.66
  6. Step 6: Final answer
    x = 3,139.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.