Home / 3,038.73-4,193.32-1,712.70

Finding the Fourth Proportional to 3,038.73, 4,193.32 and 1,712.70

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Solution

The fourth proportional to 3,038.73, 4,193.32 and 1,712.70 is: 2,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.73 : 4,193.32 = 1,712.70 : x
  2. Step 2: Convert to fraction form
    3,038.73/4,193.32 = 1,712.70/x
  3. Step 3: Cross multiply
    3,038.73x = 4,193.32 × 1,712.70
  4. Step 4: Simplify right side
    3,038.73x = 7,181,899.16
  5. Step 5: Solve for x
    x = 7,181,899.16/3,038.73
  6. Step 6: Final answer
    x = 2,363.45

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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.