Home / 2,313.30-3,469.95-1,581.06

Finding the Fourth Proportional to 2,313.30, 3,469.95 and 1,581.06

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Solution

The fourth proportional to 2,313.30, 3,469.95 and 1,581.06 is: 2,371.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.30 : 3,469.95 = 1,581.06 : x
  2. Step 2: Convert to fraction form
    2,313.30/3,469.95 = 1,581.06/x
  3. Step 3: Cross multiply
    2,313.30x = 3,469.95 × 1,581.06
  4. Step 4: Simplify right side
    2,313.30x = 5,486,199.15
  5. Step 5: Solve for x
    x = 5,486,199.15/2,313.30
  6. Step 6: Final answer
    x = 2,371.59

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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.