Home / 9,913.98-13,683.78-6,732.66

Finding the Fourth Proportional to 9,913.98, 13,683.78 and 6,732.66

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Solution

The fourth proportional to 9,913.98, 13,683.78 and 6,732.66 is: 9,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.98 : 13,683.78 = 6,732.66 : x
  2. Step 2: Convert to fraction form
    9,913.98/13,683.78 = 6,732.66/x
  3. Step 3: Cross multiply
    9,913.98x = 13,683.78 × 6,732.66
  4. Step 4: Simplify right side
    9,913.98x = 92,128,238.25
  5. Step 5: Solve for x
    x = 92,128,238.25/9,913.98
  6. Step 6: Final answer
    x = 9,292.76

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1.5x scale

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.