Home / 8,863.99-12,232.57-4,885.36

Finding the Fourth Proportional to 8,863.99, 12,232.57 and 4,885.36

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Solution

The fourth proportional to 8,863.99, 12,232.57 and 4,885.36 is: 6,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.99 : 12,232.57 = 4,885.36 : x
  2. Step 2: Convert to fraction form
    8,863.99/12,232.57 = 4,885.36/x
  3. Step 3: Cross multiply
    8,863.99x = 12,232.57 × 4,885.36
  4. Step 4: Simplify right side
    8,863.99x = 59,760,508.18
  5. Step 5: Solve for x
    x = 59,760,508.18/8,863.99
  6. Step 6: Final answer
    x = 6,741.94

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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.