Home / 3,535.34-4,883.36-2,690.91

Finding the Fourth Proportional to 3,535.34, 4,883.36 and 2,690.91

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Solution

The fourth proportional to 3,535.34, 4,883.36 and 2,690.91 is: 3,716.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.34 : 4,883.36 = 2,690.91 : x
  2. Step 2: Convert to fraction form
    3,535.34/4,883.36 = 2,690.91/x
  3. Step 3: Cross multiply
    3,535.34x = 4,883.36 × 2,690.91
  4. Step 4: Simplify right side
    3,535.34x = 13,140,668.80
  5. Step 5: Solve for x
    x = 13,140,668.80/3,535.34
  6. Step 6: Final answer
    x = 3,716.95

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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.