Home / 6,855.09-10,280.54-3,566.40

Finding the Fourth Proportional to 6,855.09, 10,280.54 and 3,566.40

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Solution

The fourth proportional to 6,855.09, 10,280.54 and 3,566.40 is: 5,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.09 : 10,280.54 = 3,566.40 : x
  2. Step 2: Convert to fraction form
    6,855.09/10,280.54 = 3,566.40/x
  3. Step 3: Cross multiply
    6,855.09x = 10,280.54 × 3,566.40
  4. Step 4: Simplify right side
    6,855.09x = 36,664,500.02
  5. Step 5: Solve for x
    x = 36,664,500.02/6,855.09
  6. Step 6: Final answer
    x = 5,348.51

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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.