Home / 11,009.84-15,193.31-6,293.81

Finding the Fourth Proportional to 11,009.84, 15,193.31 and 6,293.81

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Solution

The fourth proportional to 11,009.84, 15,193.31 and 6,293.81 is: 8,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.84 : 15,193.31 = 6,293.81 : x
  2. Step 2: Convert to fraction form
    11,009.84/15,193.31 = 6,293.81/x
  3. Step 3: Cross multiply
    11,009.84x = 15,193.31 × 6,293.81
  4. Step 4: Simplify right side
    11,009.84x = 95,623,812.93
  5. Step 5: Solve for x
    x = 95,623,812.93/11,009.84
  6. Step 6: Final answer
    x = 8,685.31

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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.