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Finding the Fourth Proportional to 6,377.88, 9,554.45 and 5,064.06

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Solution

The fourth proportional to 6,377.88, 9,554.45 and 5,064.06 is: 7,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377.88 : 9,554.45 = 5,064.06 : x
  2. Step 2: Convert to fraction form
    6,377.88/9,554.45 = 5,064.06/x
  3. Step 3: Cross multiply
    6,377.88x = 9,554.45 × 5,064.06
  4. Step 4: Simplify right side
    6,377.88x = 48,384,282.75
  5. Step 5: Solve for x
    x = 48,384,282.75/6,377.88
  6. Step 6: Final answer
    x = 7,586.26

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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.