Home / 8,331.54-12,501.36-3,943.77

Finding the Fourth Proportional to 8,331.54, 12,501.36 and 3,943.77

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Solution

The fourth proportional to 8,331.54, 12,501.36 and 3,943.77 is: 5,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.54 : 12,501.36 = 3,943.77 : x
  2. Step 2: Convert to fraction form
    8,331.54/12,501.36 = 3,943.77/x
  3. Step 3: Cross multiply
    8,331.54x = 12,501.36 × 3,943.77
  4. Step 4: Simplify right side
    8,331.54x = 49,302,488.53
  5. Step 5: Solve for x
    x = 49,302,488.53/8,331.54
  6. Step 6: Final answer
    x = 5,917.57

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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.