Home / 6,218.08-8,574.72-3,977.44

Finding the Fourth Proportional to 6,218.08, 8,574.72 and 3,977.44

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Solution

The fourth proportional to 6,218.08, 8,574.72 and 3,977.44 is: 5,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.08 : 8,574.72 = 3,977.44 : x
  2. Step 2: Convert to fraction form
    6,218.08/8,574.72 = 3,977.44/x
  3. Step 3: Cross multiply
    6,218.08x = 8,574.72 × 3,977.44
  4. Step 4: Simplify right side
    6,218.08x = 34,105,434.32
  5. Step 5: Solve for x
    x = 34,105,434.32/6,218.08
  6. Step 6: Final answer
    x = 5,484.88

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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.