Home / 7,342.36-11,019.66-6,881.08

Finding the Fourth Proportional to 7,342.36, 11,019.66 and 6,881.08

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Solution

The fourth proportional to 7,342.36, 11,019.66 and 6,881.08 is: 10,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.36 : 11,019.66 = 6,881.08 : x
  2. Step 2: Convert to fraction form
    7,342.36/11,019.66 = 6,881.08/x
  3. Step 3: Cross multiply
    7,342.36x = 11,019.66 × 6,881.08
  4. Step 4: Simplify right side
    7,342.36x = 75,827,162.03
  5. Step 5: Solve for x
    x = 75,827,162.03/7,342.36
  6. Step 6: Final answer
    x = 10,327.36

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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.