Home / 4,891.73-6,740.01-3,317.09

Finding the Fourth Proportional to 4,891.73, 6,740.01 and 3,317.09

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Solution

The fourth proportional to 4,891.73, 6,740.01 and 3,317.09 is: 4,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.73 : 6,740.01 = 3,317.09 : x
  2. Step 2: Convert to fraction form
    4,891.73/6,740.01 = 3,317.09/x
  3. Step 3: Cross multiply
    4,891.73x = 6,740.01 × 3,317.09
  4. Step 4: Simplify right side
    4,891.73x = 22,357,219.77
  5. Step 5: Solve for x
    x = 22,357,219.77/4,891.73
  6. Step 6: Final answer
    x = 4,570.41

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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.