Home / 2,062.36-2,847.20-1,425.16

Finding the Fourth Proportional to 2,062.36, 2,847.20 and 1,425.16

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Solution

The fourth proportional to 2,062.36, 2,847.20 and 1,425.16 is: 1,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062.36 : 2,847.20 = 1,425.16 : x
  2. Step 2: Convert to fraction form
    2,062.36/2,847.20 = 1,425.16/x
  3. Step 3: Cross multiply
    2,062.36x = 2,847.20 × 1,425.16
  4. Step 4: Simplify right side
    2,062.36x = 4,057,715.55
  5. Step 5: Solve for x
    x = 4,057,715.55/2,062.36
  6. Step 6: Final answer
    x = 1,967.51

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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.