Home / 6,979.37-9,631.04-4,994.60

Finding the Fourth Proportional to 6,979.37, 9,631.04 and 4,994.60

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Solution

The fourth proportional to 6,979.37, 9,631.04 and 4,994.60 is: 6,892.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.37 : 9,631.04 = 4,994.60 : x
  2. Step 2: Convert to fraction form
    6,979.37/9,631.04 = 4,994.60/x
  3. Step 3: Cross multiply
    6,979.37x = 9,631.04 × 4,994.60
  4. Step 4: Simplify right side
    6,979.37x = 48,103,119.26
  5. Step 5: Solve for x
    x = 48,103,119.26/6,979.37
  6. Step 6: Final answer
    x = 6,892.19

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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.