Home / 9,261.91-13,895.30-2,688.58

Finding the Fourth Proportional to 9,261.91, 13,895.30 and 2,688.58

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Solution

The fourth proportional to 9,261.91, 13,895.30 and 2,688.58 is: 4,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.91 : 13,895.30 = 2,688.58 : x
  2. Step 2: Convert to fraction form
    9,261.91/13,895.30 = 2,688.58/x
  3. Step 3: Cross multiply
    9,261.91x = 13,895.30 × 2,688.58
  4. Step 4: Simplify right side
    9,261.91x = 37,358,625.67
  5. Step 5: Solve for x
    x = 37,358,625.67/9,261.91
  6. Step 6: Final answer
    x = 4,033.58

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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.