Home / 3,038.36-4,188.66-2,293.16

Finding the Fourth Proportional to 3,038.36, 4,188.66 and 2,293.16

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Solution

The fourth proportional to 3,038.36, 4,188.66 and 2,293.16 is: 3,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.36 : 4,188.66 = 2,293.16 : x
  2. Step 2: Convert to fraction form
    3,038.36/4,188.66 = 2,293.16/x
  3. Step 3: Cross multiply
    3,038.36x = 4,188.66 × 2,293.16
  4. Step 4: Simplify right side
    3,038.36x = 9,605,267.57
  5. Step 5: Solve for x
    x = 9,605,267.57/3,038.36
  6. Step 6: Final answer
    x = 3,161.33

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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.