Home / 6,410.61-8,846.71-3,758.06

Finding the Fourth Proportional to 6,410.61, 8,846.71 and 3,758.06

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Solution

The fourth proportional to 6,410.61, 8,846.71 and 3,758.06 is: 5,186.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.61 : 8,846.71 = 3,758.06 : x
  2. Step 2: Convert to fraction form
    6,410.61/8,846.71 = 3,758.06/x
  3. Step 3: Cross multiply
    6,410.61x = 8,846.71 × 3,758.06
  4. Step 4: Simplify right side
    6,410.61x = 33,246,479.70
  5. Step 5: Solve for x
    x = 33,246,479.70/6,410.61
  6. Step 6: Final answer
    x = 5,186.16

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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.