Home / 3,446.87-4,756.91-1,954.80

Finding the Fourth Proportional to 3,446.87, 4,756.91 and 1,954.80

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Solution

The fourth proportional to 3,446.87, 4,756.91 and 1,954.80 is: 2,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.87 : 4,756.91 = 1,954.80 : x
  2. Step 2: Convert to fraction form
    3,446.87/4,756.91 = 1,954.80/x
  3. Step 3: Cross multiply
    3,446.87x = 4,756.91 × 1,954.80
  4. Step 4: Simplify right side
    3,446.87x = 9,298,807.67
  5. Step 5: Solve for x
    x = 9,298,807.67/3,446.87
  6. Step 6: Final answer
    x = 2,697.75

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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.