Home / 5,541.26-7,643-3,301.40

Finding the Fourth Proportional to 5,541.26, 7,643 and 3,301.40

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Solution

The fourth proportional to 5,541.26, 7,643 and 3,301.40 is: 4,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.26 : 7,643 = 3,301.40 : x
  2. Step 2: Convert to fraction form
    5,541.26/7,643 = 3,301.40/x
  3. Step 3: Cross multiply
    5,541.26x = 7,643 × 3,301.40
  4. Step 4: Simplify right side
    5,541.26x = 25,232,600.20
  5. Step 5: Solve for x
    x = 25,232,600.20/5,541.26
  6. Step 6: Final answer
    x = 4,553.59

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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.