Home / 3,038.22-4,192.75-1,711.95

Finding the Fourth Proportional to 3,038.22, 4,192.75 and 1,711.95

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Solution

The fourth proportional to 3,038.22, 4,192.75 and 1,711.95 is: 2,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.22 : 4,192.75 = 1,711.95 : x
  2. Step 2: Convert to fraction form
    3,038.22/4,192.75 = 1,711.95/x
  3. Step 3: Cross multiply
    3,038.22x = 4,192.75 × 1,711.95
  4. Step 4: Simplify right side
    3,038.22x = 7,177,764.78
  5. Step 5: Solve for x
    x = 7,177,764.78/3,038.22
  6. Step 6: Final answer
    x = 2,362.49

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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.