Home / 6,618.26-9,133.95-3,634.35

Finding the Fourth Proportional to 6,618.26, 9,133.95 and 3,634.35

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Solution

The fourth proportional to 6,618.26, 9,133.95 and 3,634.35 is: 5,015.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.26 : 9,133.95 = 3,634.35 : x
  2. Step 2: Convert to fraction form
    6,618.26/9,133.95 = 3,634.35/x
  3. Step 3: Cross multiply
    6,618.26x = 9,133.95 × 3,634.35
  4. Step 4: Simplify right side
    6,618.26x = 33,195,971.18
  5. Step 5: Solve for x
    x = 33,195,971.18/6,618.26
  6. Step 6: Final answer
    x = 5,015.82

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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.