Home / 6,560.48-9,840.60-2,664.80

Finding the Fourth Proportional to 6,560.48, 9,840.60 and 2,664.80

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Solution

The fourth proportional to 6,560.48, 9,840.60 and 2,664.80 is: 3,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.48 : 9,840.60 = 2,664.80 : x
  2. Step 2: Convert to fraction form
    6,560.48/9,840.60 = 2,664.80/x
  3. Step 3: Cross multiply
    6,560.48x = 9,840.60 × 2,664.80
  4. Step 4: Simplify right side
    6,560.48x = 26,223,230.88
  5. Step 5: Solve for x
    x = 26,223,230.88/6,560.48
  6. Step 6: Final answer
    x = 3,997.15

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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.