Home / 3,539.81-5,301.63-1,692.22

Finding the Fourth Proportional to 3,539.81, 5,301.63 and 1,692.22

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Solution

The fourth proportional to 3,539.81, 5,301.63 and 1,692.22 is: 2,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.81 : 5,301.63 = 1,692.22 : x
  2. Step 2: Convert to fraction form
    3,539.81/5,301.63 = 1,692.22/x
  3. Step 3: Cross multiply
    3,539.81x = 5,301.63 × 1,692.22
  4. Step 4: Simplify right side
    3,539.81x = 8,971,524.32
  5. Step 5: Solve for x
    x = 8,971,524.32/3,539.81
  6. Step 6: Final answer
    x = 2,534.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.