Home / 7,301.81-10,954.58-2,107.69

Finding the Fourth Proportional to 7,301.81, 10,954.58 and 2,107.69

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Solution

The fourth proportional to 7,301.81, 10,954.58 and 2,107.69 is: 3,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.81 : 10,954.58 = 2,107.69 : x
  2. Step 2: Convert to fraction form
    7,301.81/10,954.58 = 2,107.69/x
  3. Step 3: Cross multiply
    7,301.81x = 10,954.58 × 2,107.69
  4. Step 4: Simplify right side
    7,301.81x = 23,088,820.80
  5. Step 5: Solve for x
    x = 23,088,820.80/7,301.81
  6. Step 6: Final answer
    x = 3,162.07

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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.