Home / 8,148.81-11,246.31-4,611.33

Finding the Fourth Proportional to 8,148.81, 11,246.31 and 4,611.33

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Solution

The fourth proportional to 8,148.81, 11,246.31 and 4,611.33 is: 6,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.81 : 11,246.31 = 4,611.33 : x
  2. Step 2: Convert to fraction form
    8,148.81/11,246.31 = 4,611.33/x
  3. Step 3: Cross multiply
    8,148.81x = 11,246.31 × 4,611.33
  4. Step 4: Simplify right side
    8,148.81x = 51,860,446.69
  5. Step 5: Solve for x
    x = 51,860,446.69/8,148.81
  6. Step 6: Final answer
    x = 6,364.17

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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.