Home / 3,733.95-5,152.61-2,140.58

Finding the Fourth Proportional to 3,733.95, 5,152.61 and 2,140.58

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Solution

The fourth proportional to 3,733.95, 5,152.61 and 2,140.58 is: 2,953.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.95 : 5,152.61 = 2,140.58 : x
  2. Step 2: Convert to fraction form
    3,733.95/5,152.61 = 2,140.58/x
  3. Step 3: Cross multiply
    3,733.95x = 5,152.61 × 2,140.58
  4. Step 4: Simplify right side
    3,733.95x = 11,029,573.91
  5. Step 5: Solve for x
    x = 11,029,573.91/3,733.95
  6. Step 6: Final answer
    x = 2,953.86

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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.