Home / 3,062.72-4,225.81-1,943.25

Finding the Fourth Proportional to 3,062.72, 4,225.81 and 1,943.25

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Solution

The fourth proportional to 3,062.72, 4,225.81 and 1,943.25 is: 2,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.72 : 4,225.81 = 1,943.25 : x
  2. Step 2: Convert to fraction form
    3,062.72/4,225.81 = 1,943.25/x
  3. Step 3: Cross multiply
    3,062.72x = 4,225.81 × 1,943.25
  4. Step 4: Simplify right side
    3,062.72x = 8,211,800.42
  5. Step 5: Solve for x
    x = 8,211,800.42/3,062.72
  6. Step 6: Final answer
    x = 2,681.22

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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.