Home / 7,050.69-9,729.53-3,863.35

Finding the Fourth Proportional to 7,050.69, 9,729.53 and 3,863.35

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Solution

The fourth proportional to 7,050.69, 9,729.53 and 3,863.35 is: 5,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.69 : 9,729.53 = 3,863.35 : x
  2. Step 2: Convert to fraction form
    7,050.69/9,729.53 = 3,863.35/x
  3. Step 3: Cross multiply
    7,050.69x = 9,729.53 × 3,863.35
  4. Step 4: Simplify right side
    7,050.69x = 37,588,579.73
  5. Step 5: Solve for x
    x = 37,588,579.73/7,050.69
  6. Step 6: Final answer
    x = 5,331.19

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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.