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Finding the Fourth Proportional to 6,604.74, 9,114.93 and 5,554.98

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Solution

The fourth proportional to 6,604.74, 9,114.93 and 5,554.98 is: 7,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.74 : 9,114.93 = 5,554.98 : x
  2. Step 2: Convert to fraction form
    6,604.74/9,114.93 = 5,554.98/x
  3. Step 3: Cross multiply
    6,604.74x = 9,114.93 × 5,554.98
  4. Step 4: Simplify right side
    6,604.74x = 50,633,253.85
  5. Step 5: Solve for x
    x = 50,633,253.85/6,604.74
  6. Step 6: Final answer
    x = 7,666.20

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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.