Home / 5,305.36-7,318.63-3,603.26

Finding the Fourth Proportional to 5,305.36, 7,318.63 and 3,603.26

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Solution

The fourth proportional to 5,305.36, 7,318.63 and 3,603.26 is: 4,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.36 : 7,318.63 = 3,603.26 : x
  2. Step 2: Convert to fraction form
    5,305.36/7,318.63 = 3,603.26/x
  3. Step 3: Cross multiply
    5,305.36x = 7,318.63 × 3,603.26
  4. Step 4: Simplify right side
    5,305.36x = 26,370,926.73
  5. Step 5: Solve for x
    x = 26,370,926.73/5,305.36
  6. Step 6: Final answer
    x = 4,970.62

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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.