Home / 8,055.24-12,106.68-7,837.08

Finding the Fourth Proportional to 8,055.24, 12,106.68 and 7,837.08

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Solution

The fourth proportional to 8,055.24, 12,106.68 and 7,837.08 is: 11,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.24 : 12,106.68 = 7,837.08 : x
  2. Step 2: Convert to fraction form
    8,055.24/12,106.68 = 7,837.08/x
  3. Step 3: Cross multiply
    8,055.24x = 12,106.68 × 7,837.08
  4. Step 4: Simplify right side
    8,055.24x = 94,881,019.69
  5. Step 5: Solve for x
    x = 94,881,019.69/8,055.24
  6. Step 6: Final answer
    x = 11,778.79

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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.