Home / 2,088.72-3,127.60-2,027.12

Finding the Fourth Proportional to 2,088.72, 3,127.60 and 2,027.12

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Solution

The fourth proportional to 2,088.72, 3,127.60 and 2,027.12 is: 3,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.72 : 3,127.60 = 2,027.12 : x
  2. Step 2: Convert to fraction form
    2,088.72/3,127.60 = 2,027.12/x
  3. Step 3: Cross multiply
    2,088.72x = 3,127.60 × 2,027.12
  4. Step 4: Simplify right side
    2,088.72x = 6,340,020.51
  5. Step 5: Solve for x
    x = 6,340,020.51/2,088.72
  6. Step 6: Final answer
    x = 3,035.36

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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.