Home / 5,535.20-8,304.29-2,415.47

Finding the Fourth Proportional to 5,535.20, 8,304.29 and 2,415.47

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Solution

The fourth proportional to 5,535.20, 8,304.29 and 2,415.47 is: 3,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.20 : 8,304.29 = 2,415.47 : x
  2. Step 2: Convert to fraction form
    5,535.20/8,304.29 = 2,415.47/x
  3. Step 3: Cross multiply
    5,535.20x = 8,304.29 × 2,415.47
  4. Step 4: Simplify right side
    5,535.20x = 20,058,709.77
  5. Step 5: Solve for x
    x = 20,058,709.77/5,535.20
  6. Step 6: Final answer
    x = 3,623.85

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1.5x scale

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.