Home / 3,187.96-4,750.64-3,083.56

Finding the Fourth Proportional to 3,187.96, 4,750.64 and 3,083.56

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Solution

The fourth proportional to 3,187.96, 4,750.64 and 3,083.56 is: 4,595.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.96 : 4,750.64 = 3,083.56 : x
  2. Step 2: Convert to fraction form
    3,187.96/4,750.64 = 3,083.56/x
  3. Step 3: Cross multiply
    3,187.96x = 4,750.64 × 3,083.56
  4. Step 4: Simplify right side
    3,187.96x = 14,648,883.48
  5. Step 5: Solve for x
    x = 14,648,883.48/3,187.96
  6. Step 6: Final answer
    x = 4,595.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.