Home / 5,577.71-8,367.95-1,682.12

Finding the Fourth Proportional to 5,577.71, 8,367.95 and 1,682.12

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Solution

The fourth proportional to 5,577.71, 8,367.95 and 1,682.12 is: 2,523.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.71 : 8,367.95 = 1,682.12 : x
  2. Step 2: Convert to fraction form
    5,577.71/8,367.95 = 1,682.12/x
  3. Step 3: Cross multiply
    5,577.71x = 8,367.95 × 1,682.12
  4. Step 4: Simplify right side
    5,577.71x = 14,075,858.42
  5. Step 5: Solve for x
    x = 14,075,858.42/5,577.71
  6. Step 6: Final answer
    x = 2,523.59

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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.