Home / 7,111.24-10,674.66-2,954.20

Finding the Fourth Proportional to 7,111.24, 10,674.66 and 2,954.20

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Solution

The fourth proportional to 7,111.24, 10,674.66 and 2,954.20 is: 4,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111.24 : 10,674.66 = 2,954.20 : x
  2. Step 2: Convert to fraction form
    7,111.24/10,674.66 = 2,954.20/x
  3. Step 3: Cross multiply
    7,111.24x = 10,674.66 × 2,954.20
  4. Step 4: Simplify right side
    7,111.24x = 31,535,080.57
  5. Step 5: Solve for x
    x = 31,535,080.57/7,111.24
  6. Step 6: Final answer
    x = 4,434.54

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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.