Home / 5,541.71-7,647.42-3,023.88

Finding the Fourth Proportional to 5,541.71, 7,647.42 and 3,023.88

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Solution

The fourth proportional to 5,541.71, 7,647.42 and 3,023.88 is: 4,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.71 : 7,647.42 = 3,023.88 : x
  2. Step 2: Convert to fraction form
    5,541.71/7,647.42 = 3,023.88/x
  3. Step 3: Cross multiply
    5,541.71x = 7,647.42 × 3,023.88
  4. Step 4: Simplify right side
    5,541.71x = 23,124,880.39
  5. Step 5: Solve for x
    x = 23,124,880.39/5,541.71
  6. Step 6: Final answer
    x = 4,172.88

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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.