Home / 3,052.27-4,210.56-1,931.28

Finding the Fourth Proportional to 3,052.27, 4,210.56 and 1,931.28

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Solution

The fourth proportional to 3,052.27, 4,210.56 and 1,931.28 is: 2,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.27 : 4,210.56 = 1,931.28 : x
  2. Step 2: Convert to fraction form
    3,052.27/4,210.56 = 1,931.28/x
  3. Step 3: Cross multiply
    3,052.27x = 4,210.56 × 1,931.28
  4. Step 4: Simplify right side
    3,052.27x = 8,131,784.62
  5. Step 5: Solve for x
    x = 8,131,784.62/3,052.27
  6. Step 6: Final answer
    x = 2,664.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.