Home / 3,409.49-4,706.73-2,291.24

Finding the Fourth Proportional to 3,409.49, 4,706.73 and 2,291.24

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Solution

The fourth proportional to 3,409.49, 4,706.73 and 2,291.24 is: 3,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.49 : 4,706.73 = 2,291.24 : x
  2. Step 2: Convert to fraction form
    3,409.49/4,706.73 = 2,291.24/x
  3. Step 3: Cross multiply
    3,409.49x = 4,706.73 × 2,291.24
  4. Step 4: Simplify right side
    3,409.49x = 10,784,259.81
  5. Step 5: Solve for x
    x = 10,784,259.81/3,409.49
  6. Step 6: Final answer
    x = 3,163.01

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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.