Home / 2,387.87-3,595.82-2,083.35

Finding the Fourth Proportional to 2,387.87, 3,595.82 and 2,083.35

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Solution

The fourth proportional to 2,387.87, 3,595.82 and 2,083.35 is: 3,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.87 : 3,595.82 = 2,083.35 : x
  2. Step 2: Convert to fraction form
    2,387.87/3,595.82 = 2,083.35/x
  3. Step 3: Cross multiply
    2,387.87x = 3,595.82 × 2,083.35
  4. Step 4: Simplify right side
    2,387.87x = 7,491,341.18
  5. Step 5: Solve for x
    x = 7,491,341.18/2,387.87
  6. Step 6: Final answer
    x = 3,137.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.