Home / 7,602.93-11,406.15-3,220.56

Finding the Fourth Proportional to 7,602.93, 11,406.15 and 3,220.56

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Solution

The fourth proportional to 7,602.93, 11,406.15 and 3,220.56 is: 4,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.93 : 11,406.15 = 3,220.56 : x
  2. Step 2: Convert to fraction form
    7,602.93/11,406.15 = 3,220.56/x
  3. Step 3: Cross multiply
    7,602.93x = 11,406.15 × 3,220.56
  4. Step 4: Simplify right side
    7,602.93x = 36,734,190.44
  5. Step 5: Solve for x
    x = 36,734,190.44/7,602.93
  6. Step 6: Final answer
    x = 4,831.58

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1.5x scale

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.