Home / 3,586.08-5,376.90-1,611.32

Finding the Fourth Proportional to 3,586.08, 5,376.90 and 1,611.32

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Solution

The fourth proportional to 3,586.08, 5,376.90 and 1,611.32 is: 2,415.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.08 : 5,376.90 = 1,611.32 : x
  2. Step 2: Convert to fraction form
    3,586.08/5,376.90 = 1,611.32/x
  3. Step 3: Cross multiply
    3,586.08x = 5,376.90 × 1,611.32
  4. Step 4: Simplify right side
    3,586.08x = 8,663,906.51
  5. Step 5: Solve for x
    x = 8,663,906.51/3,586.08
  6. Step 6: Final answer
    x = 2,415.98

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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.