Home / 4,295.07-6,431.67-2,829.78

Finding the Fourth Proportional to 4,295.07, 6,431.67 and 2,829.78

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Solution

The fourth proportional to 4,295.07, 6,431.67 and 2,829.78 is: 4,237.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.07 : 6,431.67 = 2,829.78 : x
  2. Step 2: Convert to fraction form
    4,295.07/6,431.67 = 2,829.78/x
  3. Step 3: Cross multiply
    4,295.07x = 6,431.67 × 2,829.78
  4. Step 4: Simplify right side
    4,295.07x = 18,200,211.13
  5. Step 5: Solve for x
    x = 18,200,211.13/4,295.07
  6. Step 6: Final answer
    x = 4,237.47

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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.