Home / 2,113.43-3,170.14-1,650.51

Finding the Fourth Proportional to 2,113.43, 3,170.14 and 1,650.51

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Solution

The fourth proportional to 2,113.43, 3,170.14 and 1,650.51 is: 2,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.43 : 3,170.14 = 1,650.51 : x
  2. Step 2: Convert to fraction form
    2,113.43/3,170.14 = 1,650.51/x
  3. Step 3: Cross multiply
    2,113.43x = 3,170.14 × 1,650.51
  4. Step 4: Simplify right side
    2,113.43x = 5,232,359.82
  5. Step 5: Solve for x
    x = 5,232,359.82/2,113.43
  6. Step 6: Final answer
    x = 2,475.77

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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.