Home / 3,617.37-5,426.06-1,307.25

Finding the Fourth Proportional to 3,617.37, 5,426.06 and 1,307.25

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Solution

The fourth proportional to 3,617.37, 5,426.06 and 1,307.25 is: 1,960.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.37 : 5,426.06 = 1,307.25 : x
  2. Step 2: Convert to fraction form
    3,617.37/5,426.06 = 1,307.25/x
  3. Step 3: Cross multiply
    3,617.37x = 5,426.06 × 1,307.25
  4. Step 4: Simplify right side
    3,617.37x = 7,093,210.40
  5. Step 5: Solve for x
    x = 7,093,210.40/3,617.37
  6. Step 6: Final answer
    x = 1,960.88

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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.