Home / 7,049.79-10,574.66-3,151.46

Finding the Fourth Proportional to 7,049.79, 10,574.66 and 3,151.46

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Solution

The fourth proportional to 7,049.79, 10,574.66 and 3,151.46 is: 4,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.79 : 10,574.66 = 3,151.46 : x
  2. Step 2: Convert to fraction form
    7,049.79/10,574.66 = 3,151.46/x
  3. Step 3: Cross multiply
    7,049.79x = 10,574.66 × 3,151.46
  4. Step 4: Simplify right side
    7,049.79x = 33,325,652.32
  5. Step 5: Solve for x
    x = 33,325,652.32/7,049.79
  6. Step 6: Final answer
    x = 4,727.18

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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.