Home / 11,810.41-16,297.76-6,505.11

Finding the Fourth Proportional to 11,810.41, 16,297.76 and 6,505.11

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Solution

The fourth proportional to 11,810.41, 16,297.76 and 6,505.11 is: 8,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.41 : 16,297.76 = 6,505.11 : x
  2. Step 2: Convert to fraction form
    11,810.41/16,297.76 = 6,505.11/x
  3. Step 3: Cross multiply
    11,810.41x = 16,297.76 × 6,505.11
  4. Step 4: Simplify right side
    11,810.41x = 106,018,737.82
  5. Step 5: Solve for x
    x = 106,018,737.82/11,810.41
  6. Step 6: Final answer
    x = 8,976.72

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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.