Home / 4,858.79-7,284.67-1,894.72

Finding the Fourth Proportional to 4,858.79, 7,284.67 and 1,894.72

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Solution

The fourth proportional to 4,858.79, 7,284.67 and 1,894.72 is: 2,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.79 : 7,284.67 = 1,894.72 : x
  2. Step 2: Convert to fraction form
    4,858.79/7,284.67 = 1,894.72/x
  3. Step 3: Cross multiply
    4,858.79x = 7,284.67 × 1,894.72
  4. Step 4: Simplify right side
    4,858.79x = 13,802,407.94
  5. Step 5: Solve for x
    x = 13,802,407.94/4,858.79
  6. Step 6: Final answer
    x = 2,840.71

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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.