Home / 5,497.40-7,586.56-3,259.78

Finding the Fourth Proportional to 5,497.40, 7,586.56 and 3,259.78

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Solution

The fourth proportional to 5,497.40, 7,586.56 and 3,259.78 is: 4,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.40 : 7,586.56 = 3,259.78 : x
  2. Step 2: Convert to fraction form
    5,497.40/7,586.56 = 3,259.78/x
  3. Step 3: Cross multiply
    5,497.40x = 7,586.56 × 3,259.78
  4. Step 4: Simplify right side
    5,497.40x = 24,730,501.67
  5. Step 5: Solve for x
    x = 24,730,501.67/5,497.40
  6. Step 6: Final answer
    x = 4,498.58

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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.