Home / 2,025.07-3,035.78-726.23

Finding the Fourth Proportional to 2,025.07, 3,035.78 and 726.23

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Solution

The fourth proportional to 2,025.07, 3,035.78 and 726.23 is: 1,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.07 : 3,035.78 = 726.23 : x
  2. Step 2: Convert to fraction form
    2,025.07/3,035.78 = 726.23/x
  3. Step 3: Cross multiply
    2,025.07x = 3,035.78 × 726.23
  4. Step 4: Simplify right side
    2,025.07x = 2,204,681.19
  5. Step 5: Solve for x
    x = 2,204,681.19/2,025.07
  6. Step 6: Final answer
    x = 1,088.70

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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.