Home / 11,055.86-15,256.68-6,019.88

Finding the Fourth Proportional to 11,055.86, 15,256.68 and 6,019.88

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Solution

The fourth proportional to 11,055.86, 15,256.68 and 6,019.88 is: 8,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.86 : 15,256.68 = 6,019.88 : x
  2. Step 2: Convert to fraction form
    11,055.86/15,256.68 = 6,019.88/x
  3. Step 3: Cross multiply
    11,055.86x = 15,256.68 × 6,019.88
  4. Step 4: Simplify right side
    11,055.86x = 91,843,382.80
  5. Step 5: Solve for x
    x = 91,843,382.80/11,055.86
  6. Step 6: Final answer
    x = 8,307.21

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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.