Home / 6,423.09-9,634.68-2,040.81

Finding the Fourth Proportional to 6,423.09, 9,634.68 and 2,040.81

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Solution

The fourth proportional to 6,423.09, 9,634.68 and 2,040.81 is: 3,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.09 : 9,634.68 = 2,040.81 : x
  2. Step 2: Convert to fraction form
    6,423.09/9,634.68 = 2,040.81/x
  3. Step 3: Cross multiply
    6,423.09x = 9,634.68 × 2,040.81
  4. Step 4: Simplify right side
    6,423.09x = 19,662,551.29
  5. Step 5: Solve for x
    x = 19,662,551.29/6,423.09
  6. Step 6: Final answer
    x = 3,061.23

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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.