Home / 5,510.97-8,256.03-4,272.31

Finding the Fourth Proportional to 5,510.97, 8,256.03 and 4,272.31

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Solution

The fourth proportional to 5,510.97, 8,256.03 and 4,272.31 is: 6,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.97 : 8,256.03 = 4,272.31 : x
  2. Step 2: Convert to fraction form
    5,510.97/8,256.03 = 4,272.31/x
  3. Step 3: Cross multiply
    5,510.97x = 8,256.03 × 4,272.31
  4. Step 4: Simplify right side
    5,510.97x = 35,272,313.83
  5. Step 5: Solve for x
    x = 35,272,313.83/5,510.97
  6. Step 6: Final answer
    x = 6,400.38

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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.