Home / 5,254.94-7,871.85-2,614.48

Finding the Fourth Proportional to 5,254.94, 7,871.85 and 2,614.48

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Solution

The fourth proportional to 5,254.94, 7,871.85 and 2,614.48 is: 3,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.94 : 7,871.85 = 2,614.48 : x
  2. Step 2: Convert to fraction form
    5,254.94/7,871.85 = 2,614.48/x
  3. Step 3: Cross multiply
    5,254.94x = 7,871.85 × 2,614.48
  4. Step 4: Simplify right side
    5,254.94x = 20,580,774.71
  5. Step 5: Solve for x
    x = 20,580,774.71/5,254.94
  6. Step 6: Final answer
    x = 3,916.46

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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.