Home / 5,910.30-8,857.35-4,816.80

Finding the Fourth Proportional to 5,910.30, 8,857.35 and 4,816.80

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Solution

The fourth proportional to 5,910.30, 8,857.35 and 4,816.80 is: 7,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.30 : 8,857.35 = 4,816.80 : x
  2. Step 2: Convert to fraction form
    5,910.30/8,857.35 = 4,816.80/x
  3. Step 3: Cross multiply
    5,910.30x = 8,857.35 × 4,816.80
  4. Step 4: Simplify right side
    5,910.30x = 42,664,083.48
  5. Step 5: Solve for x
    x = 42,664,083.48/5,910.30
  6. Step 6: Final answer
    x = 7,218.60

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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.