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Finding the Fourth Proportional to 8,264.10, 11,404.45 and 4,538.10

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Solution

The fourth proportional to 8,264.10, 11,404.45 and 4,538.10 is: 6,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.10 : 11,404.45 = 4,538.10 : x
  2. Step 2: Convert to fraction form
    8,264.10/11,404.45 = 4,538.10/x
  3. Step 3: Cross multiply
    8,264.10x = 11,404.45 × 4,538.10
  4. Step 4: Simplify right side
    8,264.10x = 51,754,511.85
  5. Step 5: Solve for x
    x = 51,754,511.85/8,264.10
  6. Step 6: Final answer
    x = 6,262.57

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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.