Home / 8,838.86-13,261.80-3,643.52

Finding the Fourth Proportional to 8,838.86, 13,261.80 and 3,643.52

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Solution

The fourth proportional to 8,838.86, 13,261.80 and 3,643.52 is: 5,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.86 : 13,261.80 = 3,643.52 : x
  2. Step 2: Convert to fraction form
    8,838.86/13,261.80 = 3,643.52/x
  3. Step 3: Cross multiply
    8,838.86x = 13,261.80 × 3,643.52
  4. Step 4: Simplify right side
    8,838.86x = 48,319,633.54
  5. Step 5: Solve for x
    x = 48,319,633.54/8,838.86
  6. Step 6: Final answer
    x = 5,466.73

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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.