Home / 10,346.80-14,278.16-5,871.50

Finding the Fourth Proportional to 10,346.80, 14,278.16 and 5,871.50

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Solution

The fourth proportional to 10,346.80, 14,278.16 and 5,871.50 is: 8,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.80 : 14,278.16 = 5,871.50 : x
  2. Step 2: Convert to fraction form
    10,346.80/14,278.16 = 5,871.50/x
  3. Step 3: Cross multiply
    10,346.80x = 14,278.16 × 5,871.50
  4. Step 4: Simplify right side
    10,346.80x = 83,834,216.44
  5. Step 5: Solve for x
    x = 83,834,216.44/10,346.80
  6. Step 6: Final answer
    x = 8,102.43

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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.