Home / 11,238.77-15,509.44-6,203.31

Finding the Fourth Proportional to 11,238.77, 15,509.44 and 6,203.31

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Solution

The fourth proportional to 11,238.77, 15,509.44 and 6,203.31 is: 8,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.77 : 15,509.44 = 6,203.31 : x
  2. Step 2: Convert to fraction form
    11,238.77/15,509.44 = 6,203.31/x
  3. Step 3: Cross multiply
    11,238.77x = 15,509.44 × 6,203.31
  4. Step 4: Simplify right side
    11,238.77x = 96,209,864.25
  5. Step 5: Solve for x
    x = 96,209,864.25/11,238.77
  6. Step 6: Final answer
    x = 8,560.53

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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.