Home / 11,623.02-16,039.67-6,317.82

Finding the Fourth Proportional to 11,623.02, 16,039.67 and 6,317.82

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Solution

The fourth proportional to 11,623.02, 16,039.67 and 6,317.82 is: 8,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.02 : 16,039.67 = 6,317.82 : x
  2. Step 2: Convert to fraction form
    11,623.02/16,039.67 = 6,317.82/x
  3. Step 3: Cross multiply
    11,623.02x = 16,039.67 × 6,317.82
  4. Step 4: Simplify right side
    11,623.02x = 101,335,636.13
  5. Step 5: Solve for x
    x = 101,335,636.13/11,623.02
  6. Step 6: Final answer
    x = 8,718.53

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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.