Home / 2,409.23-3,323.09-1,813.28

Finding the Fourth Proportional to 2,409.23, 3,323.09 and 1,813.28

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Solution

The fourth proportional to 2,409.23, 3,323.09 and 1,813.28 is: 2,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.23 : 3,323.09 = 1,813.28 : x
  2. Step 2: Convert to fraction form
    2,409.23/3,323.09 = 1,813.28/x
  3. Step 3: Cross multiply
    2,409.23x = 3,323.09 × 1,813.28
  4. Step 4: Simplify right side
    2,409.23x = 6,025,680.55
  5. Step 5: Solve for x
    x = 6,025,680.55/2,409.23
  6. Step 6: Final answer
    x = 2,501.08

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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.