Home / 6,213.66-8,574.85-3,419.16

Finding the Fourth Proportional to 6,213.66, 8,574.85 and 3,419.16

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Solution

The fourth proportional to 6,213.66, 8,574.85 and 3,419.16 is: 4,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.66 : 8,574.85 = 3,419.16 : x
  2. Step 2: Convert to fraction form
    6,213.66/8,574.85 = 3,419.16/x
  3. Step 3: Cross multiply
    6,213.66x = 8,574.85 × 3,419.16
  4. Step 4: Simplify right side
    6,213.66x = 29,318,756.24
  5. Step 5: Solve for x
    x = 29,318,756.24/6,213.66
  6. Step 6: Final answer
    x = 4,718.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.