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Finding the Fourth Proportional to 7,576.84, 11,303.11 and 7,046.56

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Solution

The fourth proportional to 7,576.84, 11,303.11 and 7,046.56 is: 10,512.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.84 : 11,303.11 = 7,046.56 : x
  2. Step 2: Convert to fraction form
    7,576.84/11,303.11 = 7,046.56/x
  3. Step 3: Cross multiply
    7,576.84x = 11,303.11 × 7,046.56
  4. Step 4: Simplify right side
    7,576.84x = 79,648,042.80
  5. Step 5: Solve for x
    x = 79,648,042.80/7,576.84
  6. Step 6: Final answer
    x = 10,512.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.