Home / 4,860.33-7,290.39-1,397.58

Finding the Fourth Proportional to 4,860.33, 7,290.39 and 1,397.58

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Solution

The fourth proportional to 4,860.33, 7,290.39 and 1,397.58 is: 2,096.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.33 : 7,290.39 = 1,397.58 : x
  2. Step 2: Convert to fraction form
    4,860.33/7,290.39 = 1,397.58/x
  3. Step 3: Cross multiply
    4,860.33x = 7,290.39 × 1,397.58
  4. Step 4: Simplify right side
    4,860.33x = 10,188,903.26
  5. Step 5: Solve for x
    x = 10,188,903.26/4,860.33
  6. Step 6: Final answer
    x = 2,096.34

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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.