Home / 5,611.37-8,412.47-2,322.68

Finding the Fourth Proportional to 5,611.37, 8,412.47 and 2,322.68

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Solution

The fourth proportional to 5,611.37, 8,412.47 and 2,322.68 is: 3,482.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.37 : 8,412.47 = 2,322.68 : x
  2. Step 2: Convert to fraction form
    5,611.37/8,412.47 = 2,322.68/x
  3. Step 3: Cross multiply
    5,611.37x = 8,412.47 × 2,322.68
  4. Step 4: Simplify right side
    5,611.37x = 19,539,464.21
  5. Step 5: Solve for x
    x = 19,539,464.21/5,611.37
  6. Step 6: Final answer
    x = 3,482.12

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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.