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Finding the Fourth Proportional to 6,476.36, 9,714.54 and 2,776.18

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Solution

The fourth proportional to 6,476.36, 9,714.54 and 2,776.18 is: 4,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.36 : 9,714.54 = 2,776.18 : x
  2. Step 2: Convert to fraction form
    6,476.36/9,714.54 = 2,776.18/x
  3. Step 3: Cross multiply
    6,476.36x = 9,714.54 × 2,776.18
  4. Step 4: Simplify right side
    6,476.36x = 26,969,311.66
  5. Step 5: Solve for x
    x = 26,969,311.66/6,476.36
  6. Step 6: Final answer
    x = 4,164.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.