Home / 4,004.81-6,007.21-1,813.49

Finding the Fourth Proportional to 4,004.81, 6,007.21 and 1,813.49

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Solution

The fourth proportional to 4,004.81, 6,007.21 and 1,813.49 is: 2,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004.81 : 6,007.21 = 1,813.49 : x
  2. Step 2: Convert to fraction form
    4,004.81/6,007.21 = 1,813.49/x
  3. Step 3: Cross multiply
    4,004.81x = 6,007.21 × 1,813.49
  4. Step 4: Simplify right side
    4,004.81x = 10,893,976.16
  5. Step 5: Solve for x
    x = 10,893,976.16/4,004.81
  6. Step 6: Final answer
    x = 2,720.23

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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.