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Finding the Fourth Proportional to 6,776.46, 9,394.79 and 6,535.89

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Solution

The fourth proportional to 6,776.46, 9,394.79 and 6,535.89 is: 9,061.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.46 : 9,394.79 = 6,535.89 : x
  2. Step 2: Convert to fraction form
    6,776.46/9,394.79 = 6,535.89/x
  3. Step 3: Cross multiply
    6,776.46x = 9,394.79 × 6,535.89
  4. Step 4: Simplify right side
    6,776.46x = 61,403,281.33
  5. Step 5: Solve for x
    x = 61,403,281.33/6,776.46
  6. Step 6: Final answer
    x = 9,061.26

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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.