Home / 9,917.04-13,685.94-5,937.39

Finding the Fourth Proportional to 9,917.04, 13,685.94 and 5,937.39

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Solution

The fourth proportional to 9,917.04, 13,685.94 and 5,937.39 is: 8,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.04 : 13,685.94 = 5,937.39 : x
  2. Step 2: Convert to fraction form
    9,917.04/13,685.94 = 5,937.39/x
  3. Step 3: Cross multiply
    9,917.04x = 13,685.94 × 5,937.39
  4. Step 4: Simplify right side
    9,917.04x = 81,258,763.30
  5. Step 5: Solve for x
    x = 81,258,763.30/9,917.04
  6. Step 6: Final answer
    x = 8,193.85

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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.