Home / 2,953.89-4,431.24-2,338.74

Finding the Fourth Proportional to 2,953.89, 4,431.24 and 2,338.74

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Solution

The fourth proportional to 2,953.89, 4,431.24 and 2,338.74 is: 3,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.89 : 4,431.24 = 2,338.74 : x
  2. Step 2: Convert to fraction form
    2,953.89/4,431.24 = 2,338.74/x
  3. Step 3: Cross multiply
    2,953.89x = 4,431.24 × 2,338.74
  4. Step 4: Simplify right side
    2,953.89x = 10,363,518.24
  5. Step 5: Solve for x
    x = 10,363,518.24/2,953.89
  6. Step 6: Final answer
    x = 3,508.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.