Home / 7,541.87-11,305.71-5,077.44

Finding the Fourth Proportional to 7,541.87, 11,305.71 and 5,077.44

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Solution

The fourth proportional to 7,541.87, 11,305.71 and 5,077.44 is: 7,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.87 : 11,305.71 = 5,077.44 : x
  2. Step 2: Convert to fraction form
    7,541.87/11,305.71 = 5,077.44/x
  3. Step 3: Cross multiply
    7,541.87x = 11,305.71 × 5,077.44
  4. Step 4: Simplify right side
    7,541.87x = 57,404,064.18
  5. Step 5: Solve for x
    x = 57,404,064.18/7,541.87
  6. Step 6: Final answer
    x = 7,611.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.