Home / 3,250.71-4,485.98-1,758.62

Finding the Fourth Proportional to 3,250.71, 4,485.98 and 1,758.62

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Solution

The fourth proportional to 3,250.71, 4,485.98 and 1,758.62 is: 2,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.71 : 4,485.98 = 1,758.62 : x
  2. Step 2: Convert to fraction form
    3,250.71/4,485.98 = 1,758.62/x
  3. Step 3: Cross multiply
    3,250.71x = 4,485.98 × 1,758.62
  4. Step 4: Simplify right side
    3,250.71x = 7,889,136.57
  5. Step 5: Solve for x
    x = 7,889,136.57/3,250.71
  6. Step 6: Final answer
    x = 2,426.90

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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.