Home / 3,038.92-4,193.96-1,712.74

Finding the Fourth Proportional to 3,038.92, 4,193.96 and 1,712.74

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Solution

The fourth proportional to 3,038.92, 4,193.96 and 1,712.74 is: 2,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.92 : 4,193.96 = 1,712.74 : x
  2. Step 2: Convert to fraction form
    3,038.92/4,193.96 = 1,712.74/x
  3. Step 3: Cross multiply
    3,038.92x = 4,193.96 × 1,712.74
  4. Step 4: Simplify right side
    3,038.92x = 7,183,163.05
  5. Step 5: Solve for x
    x = 7,183,163.05/3,038.92
  6. Step 6: Final answer
    x = 2,363.72

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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.