Home / 4,855.40-7,283.82-1,567.40

Finding the Fourth Proportional to 4,855.40, 7,283.82 and 1,567.40

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Solution

The fourth proportional to 4,855.40, 7,283.82 and 1,567.40 is: 2,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.40 : 7,283.82 = 1,567.40 : x
  2. Step 2: Convert to fraction form
    4,855.40/7,283.82 = 1,567.40/x
  3. Step 3: Cross multiply
    4,855.40x = 7,283.82 × 1,567.40
  4. Step 4: Simplify right side
    4,855.40x = 11,416,659.47
  5. Step 5: Solve for x
    x = 11,416,659.47/4,855.40
  6. Step 6: Final answer
    x = 2,351.33

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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.