Home / 11,131.68-15,361.55-6,095.86

Finding the Fourth Proportional to 11,131.68, 15,361.55 and 6,095.86

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Solution

The fourth proportional to 11,131.68, 15,361.55 and 6,095.86 is: 8,412.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.68 : 15,361.55 = 6,095.86 : x
  2. Step 2: Convert to fraction form
    11,131.68/15,361.55 = 6,095.86/x
  3. Step 3: Cross multiply
    11,131.68x = 15,361.55 × 6,095.86
  4. Step 4: Simplify right side
    11,131.68x = 93,641,812.16
  5. Step 5: Solve for x
    x = 93,641,812.16/11,131.68
  6. Step 6: Final answer
    x = 8,412.19

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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.