Home / 8,186.79-11,295.81-4,829.34

Finding the Fourth Proportional to 8,186.79, 11,295.81 and 4,829.34

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Solution

The fourth proportional to 8,186.79, 11,295.81 and 4,829.34 is: 6,663.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.79 : 11,295.81 = 4,829.34 : x
  2. Step 2: Convert to fraction form
    8,186.79/11,295.81 = 4,829.34/x
  3. Step 3: Cross multiply
    8,186.79x = 11,295.81 × 4,829.34
  4. Step 4: Simplify right side
    8,186.79x = 54,551,307.07
  5. Step 5: Solve for x
    x = 54,551,307.07/8,186.79
  6. Step 6: Final answer
    x = 6,663.33

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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.