Home / 6,842.58-9,436.46-4,320.33

Finding the Fourth Proportional to 6,842.58, 9,436.46 and 4,320.33

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Solution

The fourth proportional to 6,842.58, 9,436.46 and 4,320.33 is: 5,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.58 : 9,436.46 = 4,320.33 : x
  2. Step 2: Convert to fraction form
    6,842.58/9,436.46 = 4,320.33/x
  3. Step 3: Cross multiply
    6,842.58x = 9,436.46 × 4,320.33
  4. Step 4: Simplify right side
    6,842.58x = 40,768,599.63
  5. Step 5: Solve for x
    x = 40,768,599.63/6,842.58
  6. Step 6: Final answer
    x = 5,958.07

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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.