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Finding the Fourth Proportional to 6,760.17, 9,376.76 and 6,580.35

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Solution

The fourth proportional to 6,760.17, 9,376.76 and 6,580.35 is: 9,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.17 : 9,376.76 = 6,580.35 : x
  2. Step 2: Convert to fraction form
    6,760.17/9,376.76 = 6,580.35/x
  3. Step 3: Cross multiply
    6,760.17x = 9,376.76 × 6,580.35
  4. Step 4: Simplify right side
    6,760.17x = 61,702,379.12
  5. Step 5: Solve for x
    x = 61,702,379.12/6,760.17
  6. Step 6: Final answer
    x = 9,127.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.