Home / 8,254.08-11,411.79-6,261.48

Finding the Fourth Proportional to 8,254.08, 11,411.79 and 6,261.48

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Solution

The fourth proportional to 8,254.08, 11,411.79 and 6,261.48 is: 8,656.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.08 : 11,411.79 = 6,261.48 : x
  2. Step 2: Convert to fraction form
    8,254.08/11,411.79 = 6,261.48/x
  3. Step 3: Cross multiply
    8,254.08x = 11,411.79 × 6,261.48
  4. Step 4: Simplify right side
    8,254.08x = 71,454,694.85
  5. Step 5: Solve for x
    x = 71,454,694.85/8,254.08
  6. Step 6: Final answer
    x = 8,656.89

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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.