Home / 11,330.40-15,633.69-6,293.94

Finding the Fourth Proportional to 11,330.40, 15,633.69 and 6,293.94

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Solution

The fourth proportional to 11,330.40, 15,633.69 and 6,293.94 is: 8,684.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.40 : 15,633.69 = 6,293.94 : x
  2. Step 2: Convert to fraction form
    11,330.40/15,633.69 = 6,293.94/x
  3. Step 3: Cross multiply
    11,330.40x = 15,633.69 × 6,293.94
  4. Step 4: Simplify right side
    11,330.40x = 98,397,506.84
  5. Step 5: Solve for x
    x = 98,397,506.84/11,330.40
  6. Step 6: Final answer
    x = 8,684.38

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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.