Home / 7,238.29-10,847.65-3,284.64

Finding the Fourth Proportional to 7,238.29, 10,847.65 and 3,284.64

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Solution

The fourth proportional to 7,238.29, 10,847.65 and 3,284.64 is: 4,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.29 : 10,847.65 = 3,284.64 : x
  2. Step 2: Convert to fraction form
    7,238.29/10,847.65 = 3,284.64/x
  3. Step 3: Cross multiply
    7,238.29x = 10,847.65 × 3,284.64
  4. Step 4: Simplify right side
    7,238.29x = 35,630,625.10
  5. Step 5: Solve for x
    x = 35,630,625.10/7,238.29
  6. Step 6: Final answer
    x = 4,922.52

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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.