Home / 7,133.81-10,694.92-2,976.92

Finding the Fourth Proportional to 7,133.81, 10,694.92 and 2,976.92

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Solution

The fourth proportional to 7,133.81, 10,694.92 and 2,976.92 is: 4,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.81 : 10,694.92 = 2,976.92 : x
  2. Step 2: Convert to fraction form
    7,133.81/10,694.92 = 2,976.92/x
  3. Step 3: Cross multiply
    7,133.81x = 10,694.92 × 2,976.92
  4. Step 4: Simplify right side
    7,133.81x = 31,837,852.89
  5. Step 5: Solve for x
    x = 31,837,852.89/7,133.81
  6. Step 6: Final answer
    x = 4,462.95

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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.