Home / 8,560.35-11,816.33-5,539.55

Finding the Fourth Proportional to 8,560.35, 11,816.33 and 5,539.55

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Solution

The fourth proportional to 8,560.35, 11,816.33 and 5,539.55 is: 7,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.35 : 11,816.33 = 5,539.55 : x
  2. Step 2: Convert to fraction form
    8,560.35/11,816.33 = 5,539.55/x
  3. Step 3: Cross multiply
    8,560.35x = 11,816.33 × 5,539.55
  4. Step 4: Simplify right side
    8,560.35x = 65,457,064.07
  5. Step 5: Solve for x
    x = 65,457,064.07/8,560.35
  6. Step 6: Final answer
    x = 7,646.54

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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.