Home / 11,237.91-16,857.67-4,312.41

Finding the Fourth Proportional to 11,237.91, 16,857.67 and 4,312.41

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Solution

The fourth proportional to 11,237.91, 16,857.67 and 4,312.41 is: 6,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.91 : 16,857.67 = 4,312.41 : x
  2. Step 2: Convert to fraction form
    11,237.91/16,857.67 = 4,312.41/x
  3. Step 3: Cross multiply
    11,237.91x = 16,857.67 × 4,312.41
  4. Step 4: Simplify right side
    11,237.91x = 72,697,118.77
  5. Step 5: Solve for x
    x = 72,697,118.77/11,237.91
  6. Step 6: Final answer
    x = 6,468.92

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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.