Home / 9,493.50-14,239.82-2,919.40

Finding the Fourth Proportional to 9,493.50, 14,239.82 and 2,919.40

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Solution

The fourth proportional to 9,493.50, 14,239.82 and 2,919.40 is: 4,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493.50 : 14,239.82 = 2,919.40 : x
  2. Step 2: Convert to fraction form
    9,493.50/14,239.82 = 2,919.40/x
  3. Step 3: Cross multiply
    9,493.50x = 14,239.82 × 2,919.40
  4. Step 4: Simplify right side
    9,493.50x = 41,571,730.51
  5. Step 5: Solve for x
    x = 41,571,730.51/9,493.50
  6. Step 6: Final answer
    x = 4,378.97

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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.