Home / 5,487.48-7,571.52-3,497.31

Finding the Fourth Proportional to 5,487.48, 7,571.52 and 3,497.31

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Solution

The fourth proportional to 5,487.48, 7,571.52 and 3,497.31 is: 4,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.48 : 7,571.52 = 3,497.31 : x
  2. Step 2: Convert to fraction form
    5,487.48/7,571.52 = 3,497.31/x
  3. Step 3: Cross multiply
    5,487.48x = 7,571.52 × 3,497.31
  4. Step 4: Simplify right side
    5,487.48x = 26,479,952.61
  5. Step 5: Solve for x
    x = 26,479,952.61/5,487.48
  6. Step 6: Final answer
    x = 4,825.52

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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.