Home / 2,943.11-4,061.56-1,748.23

Finding the Fourth Proportional to 2,943.11, 4,061.56 and 1,748.23

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Solution

The fourth proportional to 2,943.11, 4,061.56 and 1,748.23 is: 2,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.11 : 4,061.56 = 1,748.23 : x
  2. Step 2: Convert to fraction form
    2,943.11/4,061.56 = 1,748.23/x
  3. Step 3: Cross multiply
    2,943.11x = 4,061.56 × 1,748.23
  4. Step 4: Simplify right side
    2,943.11x = 7,100,545.26
  5. Step 5: Solve for x
    x = 7,100,545.26/2,943.11
  6. Step 6: Final answer
    x = 2,412.60

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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.