Home / 13,091.04-19,637.01-5,195.07

Finding the Fourth Proportional to 13,091.04, 19,637.01 and 5,195.07

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Solution

The fourth proportional to 13,091.04, 19,637.01 and 5,195.07 is: 7,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091.04 : 19,637.01 = 5,195.07 : x
  2. Step 2: Convert to fraction form
    13,091.04/19,637.01 = 5,195.07/x
  3. Step 3: Cross multiply
    13,091.04x = 19,637.01 × 5,195.07
  4. Step 4: Simplify right side
    13,091.04x = 102,015,641.54
  5. Step 5: Solve for x
    x = 102,015,641.54/13,091.04
  6. Step 6: Final answer
    x = 7,792.78

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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.