Home / 6,342.10-9,476.45-4,578.73

Finding the Fourth Proportional to 6,342.10, 9,476.45 and 4,578.73

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Solution

The fourth proportional to 6,342.10, 9,476.45 and 4,578.73 is: 6,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.10 : 9,476.45 = 4,578.73 : x
  2. Step 2: Convert to fraction form
    6,342.10/9,476.45 = 4,578.73/x
  3. Step 3: Cross multiply
    6,342.10x = 9,476.45 × 4,578.73
  4. Step 4: Simplify right side
    6,342.10x = 43,390,105.91
  5. Step 5: Solve for x
    x = 43,390,105.91/6,342.10
  6. Step 6: Final answer
    x = 6,841.60

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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.