Home / 6,612.71-9,125.26-3,628.53

Finding the Fourth Proportional to 6,612.71, 9,125.26 and 3,628.53

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Solution

The fourth proportional to 6,612.71, 9,125.26 and 3,628.53 is: 5,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.71 : 9,125.26 = 3,628.53 : x
  2. Step 2: Convert to fraction form
    6,612.71/9,125.26 = 3,628.53/x
  3. Step 3: Cross multiply
    6,612.71x = 9,125.26 × 3,628.53
  4. Step 4: Simplify right side
    6,612.71x = 33,111,270.60
  5. Step 5: Solve for x
    x = 33,111,270.60/6,612.71
  6. Step 6: Final answer
    x = 5,007.22

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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.