Home / 6,003.78-9,005.66-1,621.23

Finding the Fourth Proportional to 6,003.78, 9,005.66 and 1,621.23

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Solution

The fourth proportional to 6,003.78, 9,005.66 and 1,621.23 is: 2,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,003.78 : 9,005.66 = 1,621.23 : x
  2. Step 2: Convert to fraction form
    6,003.78/9,005.66 = 1,621.23/x
  3. Step 3: Cross multiply
    6,003.78x = 9,005.66 × 1,621.23
  4. Step 4: Simplify right side
    6,003.78x = 14,600,246.16
  5. Step 5: Solve for x
    x = 14,600,246.16/6,003.78
  6. Step 6: Final answer
    x = 2,431.84

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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.