Home / 11,334.44-15,637.16-8,357.34

Finding the Fourth Proportional to 11,334.44, 15,637.16 and 8,357.34

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Solution

The fourth proportional to 11,334.44, 15,637.16 and 8,357.34 is: 11,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.44 : 15,637.16 = 8,357.34 : x
  2. Step 2: Convert to fraction form
    11,334.44/15,637.16 = 8,357.34/x
  3. Step 3: Cross multiply
    11,334.44x = 15,637.16 × 8,357.34
  4. Step 4: Simplify right side
    11,334.44x = 130,685,062.75
  5. Step 5: Solve for x
    x = 130,685,062.75/11,334.44
  6. Step 6: Final answer
    x = 11,529.91

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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.