Home / 8,871.04-13,299.26-3,534.76

Finding the Fourth Proportional to 8,871.04, 13,299.26 and 3,534.76

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Solution

The fourth proportional to 8,871.04, 13,299.26 and 3,534.76 is: 5,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.04 : 13,299.26 = 3,534.76 : x
  2. Step 2: Convert to fraction form
    8,871.04/13,299.26 = 3,534.76/x
  3. Step 3: Cross multiply
    8,871.04x = 13,299.26 × 3,534.76
  4. Step 4: Simplify right side
    8,871.04x = 47,009,692.28
  5. Step 5: Solve for x
    x = 47,009,692.28/8,871.04
  6. Step 6: Final answer
    x = 5,299.23

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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.