Home / 2,386.41-3,291.48-1,599.09

Finding the Fourth Proportional to 2,386.41, 3,291.48 and 1,599.09

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Solution

The fourth proportional to 2,386.41, 3,291.48 and 1,599.09 is: 2,205.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.41 : 3,291.48 = 1,599.09 : x
  2. Step 2: Convert to fraction form
    2,386.41/3,291.48 = 1,599.09/x
  3. Step 3: Cross multiply
    2,386.41x = 3,291.48 × 1,599.09
  4. Step 4: Simplify right side
    2,386.41x = 5,263,372.75
  5. Step 5: Solve for x
    x = 5,263,372.75/2,386.41
  6. Step 6: Final answer
    x = 2,205.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.