Home / 2,507.28-3,460.18-1,512.70

Finding the Fourth Proportional to 2,507.28, 3,460.18 and 1,512.70

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Solution

The fourth proportional to 2,507.28, 3,460.18 and 1,512.70 is: 2,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.28 : 3,460.18 = 1,512.70 : x
  2. Step 2: Convert to fraction form
    2,507.28/3,460.18 = 1,512.70/x
  3. Step 3: Cross multiply
    2,507.28x = 3,460.18 × 1,512.70
  4. Step 4: Simplify right side
    2,507.28x = 5,234,214.29
  5. Step 5: Solve for x
    x = 5,234,214.29/2,507.28
  6. Step 6: Final answer
    x = 2,087.61

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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.