Home / 8,306.73-11,460.36-5,479.41

Finding the Fourth Proportional to 8,306.73, 11,460.36 and 5,479.41

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Solution

The fourth proportional to 8,306.73, 11,460.36 and 5,479.41 is: 7,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.73 : 11,460.36 = 5,479.41 : x
  2. Step 2: Convert to fraction form
    8,306.73/11,460.36 = 5,479.41/x
  3. Step 3: Cross multiply
    8,306.73x = 11,460.36 × 5,479.41
  4. Step 4: Simplify right side
    8,306.73x = 62,796,011.19
  5. Step 5: Solve for x
    x = 62,796,011.19/8,306.73
  6. Step 6: Final answer
    x = 7,559.65

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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.