Home / 7,579.35-10,460.27-4,222.71

Finding the Fourth Proportional to 7,579.35, 10,460.27 and 4,222.71

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Solution

The fourth proportional to 7,579.35, 10,460.27 and 4,222.71 is: 5,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.35 : 10,460.27 = 4,222.71 : x
  2. Step 2: Convert to fraction form
    7,579.35/10,460.27 = 4,222.71/x
  3. Step 3: Cross multiply
    7,579.35x = 10,460.27 × 4,222.71
  4. Step 4: Simplify right side
    7,579.35x = 44,170,697.29
  5. Step 5: Solve for x
    x = 44,170,697.29/7,579.35
  6. Step 6: Final answer
    x = 5,827.77

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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.