Home / 3,721.14-5,133.33-2,603.16

Finding the Fourth Proportional to 3,721.14, 5,133.33 and 2,603.16

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Solution

The fourth proportional to 3,721.14, 5,133.33 and 2,603.16 is: 3,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.14 : 5,133.33 = 2,603.16 : x
  2. Step 2: Convert to fraction form
    3,721.14/5,133.33 = 2,603.16/x
  3. Step 3: Cross multiply
    3,721.14x = 5,133.33 × 2,603.16
  4. Step 4: Simplify right side
    3,721.14x = 13,362,879.32
  5. Step 5: Solve for x
    x = 13,362,879.32/3,721.14
  6. Step 6: Final answer
    x = 3,591.07

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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.