Home / 4,860.51-7,292.82-2,889.91

Finding the Fourth Proportional to 4,860.51, 7,292.82 and 2,889.91

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Solution

The fourth proportional to 4,860.51, 7,292.82 and 2,889.91 is: 4,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.51 : 7,292.82 = 2,889.91 : x
  2. Step 2: Convert to fraction form
    4,860.51/7,292.82 = 2,889.91/x
  3. Step 3: Cross multiply
    4,860.51x = 7,292.82 × 2,889.91
  4. Step 4: Simplify right side
    4,860.51x = 21,075,597.14
  5. Step 5: Solve for x
    x = 21,075,597.14/4,860.51
  6. Step 6: Final answer
    x = 4,336.09

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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.