Home / 6,853.79-10,284.08-3,158.62

Finding the Fourth Proportional to 6,853.79, 10,284.08 and 3,158.62

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Solution

The fourth proportional to 6,853.79, 10,284.08 and 3,158.62 is: 4,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.79 : 10,284.08 = 3,158.62 : x
  2. Step 2: Convert to fraction form
    6,853.79/10,284.08 = 3,158.62/x
  3. Step 3: Cross multiply
    6,853.79x = 10,284.08 × 3,158.62
  4. Step 4: Simplify right side
    6,853.79x = 32,483,449.35
  5. Step 5: Solve for x
    x = 32,483,449.35/6,853.79
  6. Step 6: Final answer
    x = 4,739.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.