Home / 6,669.53-9,203.47-3,685.33

Finding the Fourth Proportional to 6,669.53, 9,203.47 and 3,685.33

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Solution

The fourth proportional to 6,669.53, 9,203.47 and 3,685.33 is: 5,085.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.53 : 9,203.47 = 3,685.33 : x
  2. Step 2: Convert to fraction form
    6,669.53/9,203.47 = 3,685.33/x
  3. Step 3: Cross multiply
    6,669.53x = 9,203.47 × 3,685.33
  4. Step 4: Simplify right side
    6,669.53x = 33,917,824.10
  5. Step 5: Solve for x
    x = 33,917,824.10/6,669.53
  6. Step 6: Final answer
    x = 5,085.49

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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.