Home / 1,729.36-2,603.26-1,550.75

Finding the Fourth Proportional to 1,729.36, 2,603.26 and 1,550.75

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Solution

The fourth proportional to 1,729.36, 2,603.26 and 1,550.75 is: 2,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.36 : 2,603.26 = 1,550.75 : x
  2. Step 2: Convert to fraction form
    1,729.36/2,603.26 = 1,550.75/x
  3. Step 3: Cross multiply
    1,729.36x = 2,603.26 × 1,550.75
  4. Step 4: Simplify right side
    1,729.36x = 4,037,005.45
  5. Step 5: Solve for x
    x = 4,037,005.45/1,729.36
  6. Step 6: Final answer
    x = 2,334.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.