Home / 7,563.53-11,345.45-2,754.80

Finding the Fourth Proportional to 7,563.53, 11,345.45 and 2,754.80

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Solution

The fourth proportional to 7,563.53, 11,345.45 and 2,754.80 is: 4,132.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.53 : 11,345.45 = 2,754.80 : x
  2. Step 2: Convert to fraction form
    7,563.53/11,345.45 = 2,754.80/x
  3. Step 3: Cross multiply
    7,563.53x = 11,345.45 × 2,754.80
  4. Step 4: Simplify right side
    7,563.53x = 31,254,445.66
  5. Step 5: Solve for x
    x = 31,254,445.66/7,563.53
  6. Step 6: Final answer
    x = 4,132.26

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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.