Home / 7,936.20-10,953.09-4,579.02

Finding the Fourth Proportional to 7,936.20, 10,953.09 and 4,579.02

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Solution

The fourth proportional to 7,936.20, 10,953.09 and 4,579.02 is: 6,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.20 : 10,953.09 = 4,579.02 : x
  2. Step 2: Convert to fraction form
    7,936.20/10,953.09 = 4,579.02/x
  3. Step 3: Cross multiply
    7,936.20x = 10,953.09 × 4,579.02
  4. Step 4: Simplify right side
    7,936.20x = 50,154,418.17
  5. Step 5: Solve for x
    x = 50,154,418.17/7,936.20
  6. Step 6: Final answer
    x = 6,319.70

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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.