Home / 6,830.73-9,428.70-4,317.05

Finding the Fourth Proportional to 6,830.73, 9,428.70 and 4,317.05

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Solution

The fourth proportional to 6,830.73, 9,428.70 and 4,317.05 is: 5,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.73 : 9,428.70 = 4,317.05 : x
  2. Step 2: Convert to fraction form
    6,830.73/9,428.70 = 4,317.05/x
  3. Step 3: Cross multiply
    6,830.73x = 9,428.70 × 4,317.05
  4. Step 4: Simplify right side
    6,830.73x = 40,704,156.06
  5. Step 5: Solve for x
    x = 40,704,156.06/6,830.73
  6. Step 6: Final answer
    x = 5,958.98

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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.