Home / 5,871.60-8,810.49-2,586.96

Finding the Fourth Proportional to 5,871.60, 8,810.49 and 2,586.96

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Solution

The fourth proportional to 5,871.60, 8,810.49 and 2,586.96 is: 3,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.60 : 8,810.49 = 2,586.96 : x
  2. Step 2: Convert to fraction form
    5,871.60/8,810.49 = 2,586.96/x
  3. Step 3: Cross multiply
    5,871.60x = 8,810.49 × 2,586.96
  4. Step 4: Simplify right side
    5,871.60x = 22,792,385.21
  5. Step 5: Solve for x
    x = 22,792,385.21/5,871.60
  6. Step 6: Final answer
    x = 3,881.80

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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.