Home / 3,317.84-4,979.61-1,758.93

Finding the Fourth Proportional to 3,317.84, 4,979.61 and 1,758.93

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Solution

The fourth proportional to 3,317.84, 4,979.61 and 1,758.93 is: 2,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.84 : 4,979.61 = 1,758.93 : x
  2. Step 2: Convert to fraction form
    3,317.84/4,979.61 = 1,758.93/x
  3. Step 3: Cross multiply
    3,317.84x = 4,979.61 × 1,758.93
  4. Step 4: Simplify right side
    3,317.84x = 8,758,794.75
  5. Step 5: Solve for x
    x = 8,758,794.75/3,317.84
  6. Step 6: Final answer
    x = 2,639.91

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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.