Home / 3,038.83-4,194.12-2,900.32

Finding the Fourth Proportional to 3,038.83, 4,194.12 and 2,900.32

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Solution

The fourth proportional to 3,038.83, 4,194.12 and 2,900.32 is: 4,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.83 : 4,194.12 = 2,900.32 : x
  2. Step 2: Convert to fraction form
    3,038.83/4,194.12 = 2,900.32/x
  3. Step 3: Cross multiply
    3,038.83x = 4,194.12 × 2,900.32
  4. Step 4: Simplify right side
    3,038.83x = 12,164,290.12
  5. Step 5: Solve for x
    x = 12,164,290.12/3,038.83
  6. Step 6: Final answer
    x = 4,002.95

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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.