Home / 3,535.11-5,300.97-1,313.19

Finding the Fourth Proportional to 3,535.11, 5,300.97 and 1,313.19

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Solution

The fourth proportional to 3,535.11, 5,300.97 and 1,313.19 is: 1,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.11 : 5,300.97 = 1,313.19 : x
  2. Step 2: Convert to fraction form
    3,535.11/5,300.97 = 1,313.19/x
  3. Step 3: Cross multiply
    3,535.11x = 5,300.97 × 1,313.19
  4. Step 4: Simplify right side
    3,535.11x = 6,961,180.79
  5. Step 5: Solve for x
    x = 6,961,180.79/3,535.11
  6. Step 6: Final answer
    x = 1,969.16

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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.