Home / 3,561.30-4,914.45-2,069.26

Finding the Fourth Proportional to 3,561.30, 4,914.45 and 2,069.26

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Solution

The fourth proportional to 3,561.30, 4,914.45 and 2,069.26 is: 2,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.30 : 4,914.45 = 2,069.26 : x
  2. Step 2: Convert to fraction form
    3,561.30/4,914.45 = 2,069.26/x
  3. Step 3: Cross multiply
    3,561.30x = 4,914.45 × 2,069.26
  4. Step 4: Simplify right side
    3,561.30x = 10,169,274.81
  5. Step 5: Solve for x
    x = 10,169,274.81/3,561.30
  6. Step 6: Final answer
    x = 2,855.50

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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.