Home / 11,035.33-15,228.42-6,319.30

Finding the Fourth Proportional to 11,035.33, 15,228.42 and 6,319.30

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Solution

The fourth proportional to 11,035.33, 15,228.42 and 6,319.30 is: 8,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.33 : 15,228.42 = 6,319.30 : x
  2. Step 2: Convert to fraction form
    11,035.33/15,228.42 = 6,319.30/x
  3. Step 3: Cross multiply
    11,035.33x = 15,228.42 × 6,319.30
  4. Step 4: Simplify right side
    11,035.33x = 96,232,954.51
  5. Step 5: Solve for x
    x = 96,232,954.51/11,035.33
  6. Step 6: Final answer
    x = 8,720.44

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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.