Home / 2,453.87-3,386.42-1,334.85

Finding the Fourth Proportional to 2,453.87, 3,386.42 and 1,334.85

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Solution

The fourth proportional to 2,453.87, 3,386.42 and 1,334.85 is: 1,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.87 : 3,386.42 = 1,334.85 : x
  2. Step 2: Convert to fraction form
    2,453.87/3,386.42 = 1,334.85/x
  3. Step 3: Cross multiply
    2,453.87x = 3,386.42 × 1,334.85
  4. Step 4: Simplify right side
    2,453.87x = 4,520,356.06
  5. Step 5: Solve for x
    x = 4,520,356.06/2,453.87
  6. Step 6: Final answer
    x = 1,842.14

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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.