Home / 2,588.10-3,571.64-1,409.18

Finding the Fourth Proportional to 2,588.10, 3,571.64 and 1,409.18

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Solution

The fourth proportional to 2,588.10, 3,571.64 and 1,409.18 is: 1,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.10 : 3,571.64 = 1,409.18 : x
  2. Step 2: Convert to fraction form
    2,588.10/3,571.64 = 1,409.18/x
  3. Step 3: Cross multiply
    2,588.10x = 3,571.64 × 1,409.18
  4. Step 4: Simplify right side
    2,588.10x = 5,033,083.66
  5. Step 5: Solve for x
    x = 5,033,083.66/2,588.10
  6. Step 6: Final answer
    x = 1,944.70

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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.