Home / 5,464.75-7,541.45-2,980.75

Finding the Fourth Proportional to 5,464.75, 7,541.45 and 2,980.75

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Solution

The fourth proportional to 5,464.75, 7,541.45 and 2,980.75 is: 4,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.75 : 7,541.45 = 2,980.75 : x
  2. Step 2: Convert to fraction form
    5,464.75/7,541.45 = 2,980.75/x
  3. Step 3: Cross multiply
    5,464.75x = 7,541.45 × 2,980.75
  4. Step 4: Simplify right side
    5,464.75x = 22,479,177.09
  5. Step 5: Solve for x
    x = 22,479,177.09/5,464.75
  6. Step 6: Final answer
    x = 4,113.49

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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.