Home / 6,612.06-9,123.80-3,627.12

Finding the Fourth Proportional to 6,612.06, 9,123.80 and 3,627.12

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Solution

The fourth proportional to 6,612.06, 9,123.80 and 3,627.12 is: 5,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.06 : 9,123.80 = 3,627.12 : x
  2. Step 2: Convert to fraction form
    6,612.06/9,123.80 = 3,627.12/x
  3. Step 3: Cross multiply
    6,612.06x = 9,123.80 × 3,627.12
  4. Step 4: Simplify right side
    6,612.06x = 33,093,117.46
  5. Step 5: Solve for x
    x = 33,093,117.46/6,612.06
  6. Step 6: Final answer
    x = 5,004.96

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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.