Home / 2,025.36-2,794.94-1,129.10

Finding the Fourth Proportional to 2,025.36, 2,794.94 and 1,129.10

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Solution

The fourth proportional to 2,025.36, 2,794.94 and 1,129.10 is: 1,558.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.36 : 2,794.94 = 1,129.10 : x
  2. Step 2: Convert to fraction form
    2,025.36/2,794.94 = 1,129.10/x
  3. Step 3: Cross multiply
    2,025.36x = 2,794.94 × 1,129.10
  4. Step 4: Simplify right side
    2,025.36x = 3,155,768.10
  5. Step 5: Solve for x
    x = 3,155,768.10/2,025.36
  6. Step 6: Final answer
    x = 1,558.13

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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.