Home / 8,721.17-12,034.97-4,944.69

Finding the Fourth Proportional to 8,721.17, 12,034.97 and 4,944.69

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Solution

The fourth proportional to 8,721.17, 12,034.97 and 4,944.69 is: 6,823.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721.17 : 12,034.97 = 4,944.69 : x
  2. Step 2: Convert to fraction form
    8,721.17/12,034.97 = 4,944.69/x
  3. Step 3: Cross multiply
    8,721.17x = 12,034.97 × 4,944.69
  4. Step 4: Simplify right side
    8,721.17x = 59,509,189.63
  5. Step 5: Solve for x
    x = 59,509,189.63/8,721.17
  6. Step 6: Final answer
    x = 6,823.53

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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.