Home / 9,329.91-13,994.39-3,486.06

Finding the Fourth Proportional to 9,329.91, 13,994.39 and 3,486.06

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Solution

The fourth proportional to 9,329.91, 13,994.39 and 3,486.06 is: 5,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.91 : 13,994.39 = 3,486.06 : x
  2. Step 2: Convert to fraction form
    9,329.91/13,994.39 = 3,486.06/x
  3. Step 3: Cross multiply
    9,329.91x = 13,994.39 × 3,486.06
  4. Step 4: Simplify right side
    9,329.91x = 48,785,265.77
  5. Step 5: Solve for x
    x = 48,785,265.77/9,329.91
  6. Step 6: Final answer
    x = 5,228.91

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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.