Home / 4,829.78-6,663.14-2,940.66

Finding the Fourth Proportional to 4,829.78, 6,663.14 and 2,940.66

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Solution

The fourth proportional to 4,829.78, 6,663.14 and 2,940.66 is: 4,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.78 : 6,663.14 = 2,940.66 : x
  2. Step 2: Convert to fraction form
    4,829.78/6,663.14 = 2,940.66/x
  3. Step 3: Cross multiply
    4,829.78x = 6,663.14 × 2,940.66
  4. Step 4: Simplify right side
    4,829.78x = 19,594,014.57
  5. Step 5: Solve for x
    x = 19,594,014.57/4,829.78
  6. Step 6: Final answer
    x = 4,056.92

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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.