Home / 6,818.56-10,218.88-3,523.20

Finding the Fourth Proportional to 6,818.56, 10,218.88 and 3,523.20

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Solution

The fourth proportional to 6,818.56, 10,218.88 and 3,523.20 is: 5,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.56 : 10,218.88 = 3,523.20 : x
  2. Step 2: Convert to fraction form
    6,818.56/10,218.88 = 3,523.20/x
  3. Step 3: Cross multiply
    6,818.56x = 10,218.88 × 3,523.20
  4. Step 4: Simplify right side
    6,818.56x = 36,003,158.02
  5. Step 5: Solve for x
    x = 36,003,158.02/6,818.56
  6. Step 6: Final answer
    x = 5,280.17

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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.