Home / 6,830.41-9,421.05-4,817.97

Finding the Fourth Proportional to 6,830.41, 9,421.05 and 4,817.97

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Solution

The fourth proportional to 6,830.41, 9,421.05 and 4,817.97 is: 6,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.41 : 9,421.05 = 4,817.97 : x
  2. Step 2: Convert to fraction form
    6,830.41/9,421.05 = 4,817.97/x
  3. Step 3: Cross multiply
    6,830.41x = 9,421.05 × 4,817.97
  4. Step 4: Simplify right side
    6,830.41x = 45,390,336.27
  5. Step 5: Solve for x
    x = 45,390,336.27/6,830.41
  6. Step 6: Final answer
    x = 6,645.33

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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.