Home / 7,286.73-10,923.61-3,389.01

Finding the Fourth Proportional to 7,286.73, 10,923.61 and 3,389.01

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Solution

The fourth proportional to 7,286.73, 10,923.61 and 3,389.01 is: 5,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.73 : 10,923.61 = 3,389.01 : x
  2. Step 2: Convert to fraction form
    7,286.73/10,923.61 = 3,389.01/x
  3. Step 3: Cross multiply
    7,286.73x = 10,923.61 × 3,389.01
  4. Step 4: Simplify right side
    7,286.73x = 37,020,223.53
  5. Step 5: Solve for x
    x = 37,020,223.53/7,286.73
  6. Step 6: Final answer
    x = 5,080.50

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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.