Home / 3,038.56-4,193.13-1,712.19

Finding the Fourth Proportional to 3,038.56, 4,193.13 and 1,712.19

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Solution

The fourth proportional to 3,038.56, 4,193.13 and 1,712.19 is: 2,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.56 : 4,193.13 = 1,712.19 : x
  2. Step 2: Convert to fraction form
    3,038.56/4,193.13 = 1,712.19/x
  3. Step 3: Cross multiply
    3,038.56x = 4,193.13 × 1,712.19
  4. Step 4: Simplify right side
    3,038.56x = 7,179,414.29
  5. Step 5: Solve for x
    x = 7,179,414.29/3,038.56
  6. Step 6: Final answer
    x = 2,362.77

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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.