Home / 11,857.15-16,362.71-6,552.06

Finding the Fourth Proportional to 11,857.15, 16,362.71 and 6,552.06

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Solution

The fourth proportional to 11,857.15, 16,362.71 and 6,552.06 is: 9,041.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.15 : 16,362.71 = 6,552.06 : x
  2. Step 2: Convert to fraction form
    11,857.15/16,362.71 = 6,552.06/x
  3. Step 3: Cross multiply
    11,857.15x = 16,362.71 × 6,552.06
  4. Step 4: Simplify right side
    11,857.15x = 107,209,388.13
  5. Step 5: Solve for x
    x = 107,209,388.13/11,857.15
  6. Step 6: Final answer
    x = 9,041.75

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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.