Home / 10,874.15-16,312.64-3,083.16

Finding the Fourth Proportional to 10,874.15, 16,312.64 and 3,083.16

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Solution

The fourth proportional to 10,874.15, 16,312.64 and 3,083.16 is: 4,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.15 : 16,312.64 = 3,083.16 : x
  2. Step 2: Convert to fraction form
    10,874.15/16,312.64 = 3,083.16/x
  3. Step 3: Cross multiply
    10,874.15x = 16,312.64 × 3,083.16
  4. Step 4: Simplify right side
    10,874.15x = 50,294,463.73
  5. Step 5: Solve for x
    x = 50,294,463.73/10,874.15
  6. Step 6: Final answer
    x = 4,625.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.