Home / 11,867.16-17,803.44-6,317.58

Finding the Fourth Proportional to 11,867.16, 17,803.44 and 6,317.58

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Solution

The fourth proportional to 11,867.16, 17,803.44 and 6,317.58 is: 9,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.16 : 17,803.44 = 6,317.58 : x
  2. Step 2: Convert to fraction form
    11,867.16/17,803.44 = 6,317.58/x
  3. Step 3: Cross multiply
    11,867.16x = 17,803.44 × 6,317.58
  4. Step 4: Simplify right side
    11,867.16x = 112,474,656.48
  5. Step 5: Solve for x
    x = 112,474,656.48/11,867.16
  6. Step 6: Final answer
    x = 9,477.81

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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.