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Finding the Fourth Proportional to 7,576.59, 11,302.73 and 7,046.31

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Solution

The fourth proportional to 7,576.59, 11,302.73 and 7,046.31 is: 10,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.59 : 11,302.73 = 7,046.31 : x
  2. Step 2: Convert to fraction form
    7,576.59/11,302.73 = 7,046.31/x
  3. Step 3: Cross multiply
    7,576.59x = 11,302.73 × 7,046.31
  4. Step 4: Simplify right side
    7,576.59x = 79,642,557.04
  5. Step 5: Solve for x
    x = 79,642,557.04/7,576.59
  6. Step 6: Final answer
    x = 10,511.66

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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.