Home / 5,331.60-7,997.44-1,868.88

Finding the Fourth Proportional to 5,331.60, 7,997.44 and 1,868.88

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Solution

The fourth proportional to 5,331.60, 7,997.44 and 1,868.88 is: 2,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.60 : 7,997.44 = 1,868.88 : x
  2. Step 2: Convert to fraction form
    5,331.60/7,997.44 = 1,868.88/x
  3. Step 3: Cross multiply
    5,331.60x = 7,997.44 × 1,868.88
  4. Step 4: Simplify right side
    5,331.60x = 14,946,255.67
  5. Step 5: Solve for x
    x = 14,946,255.67/5,331.60
  6. Step 6: Final answer
    x = 2,803.33

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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.