Home / 2,725.12-3,760.62-1,606.10

Finding the Fourth Proportional to 2,725.12, 3,760.62 and 1,606.10

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Solution

The fourth proportional to 2,725.12, 3,760.62 and 1,606.10 is: 2,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.12 : 3,760.62 = 1,606.10 : x
  2. Step 2: Convert to fraction form
    2,725.12/3,760.62 = 1,606.10/x
  3. Step 3: Cross multiply
    2,725.12x = 3,760.62 × 1,606.10
  4. Step 4: Simplify right side
    2,725.12x = 6,039,941.18
  5. Step 5: Solve for x
    x = 6,039,941.18/2,725.12
  6. Step 6: Final answer
    x = 2,216.40

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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.