Home / 3,114.07-4,669.71-922.03

Finding the Fourth Proportional to 3,114.07, 4,669.71 and 922.03

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Solution

The fourth proportional to 3,114.07, 4,669.71 and 922.03 is: 1,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.07 : 4,669.71 = 922.03 : x
  2. Step 2: Convert to fraction form
    3,114.07/4,669.71 = 922.03/x
  3. Step 3: Cross multiply
    3,114.07x = 4,669.71 × 922.03
  4. Step 4: Simplify right side
    3,114.07x = 4,305,612.71
  5. Step 5: Solve for x
    x = 4,305,612.71/3,114.07
  6. Step 6: Final answer
    x = 1,382.63

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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.