Home / 2,388.69-3,295.08-1,603.26

Finding the Fourth Proportional to 2,388.69, 3,295.08 and 1,603.26

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Solution

The fourth proportional to 2,388.69, 3,295.08 and 1,603.26 is: 2,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.69 : 3,295.08 = 1,603.26 : x
  2. Step 2: Convert to fraction form
    2,388.69/3,295.08 = 1,603.26/x
  3. Step 3: Cross multiply
    2,388.69x = 3,295.08 × 1,603.26
  4. Step 4: Simplify right side
    2,388.69x = 5,282,869.96
  5. Step 5: Solve for x
    x = 5,282,869.96/2,388.69
  6. Step 6: Final answer
    x = 2,211.62

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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.