Home / 6,276.08-8,660.41-3,758.15

Finding the Fourth Proportional to 6,276.08, 8,660.41 and 3,758.15

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Solution

The fourth proportional to 6,276.08, 8,660.41 and 3,758.15 is: 5,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.08 : 8,660.41 = 3,758.15 : x
  2. Step 2: Convert to fraction form
    6,276.08/8,660.41 = 3,758.15/x
  3. Step 3: Cross multiply
    6,276.08x = 8,660.41 × 3,758.15
  4. Step 4: Simplify right side
    6,276.08x = 32,547,078.10
  5. Step 5: Solve for x
    x = 32,547,078.10/6,276.08
  6. Step 6: Final answer
    x = 5,185.89

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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.