Home / 5,741.63-8,611.31-1,580.57

Finding the Fourth Proportional to 5,741.63, 8,611.31 and 1,580.57

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Solution

The fourth proportional to 5,741.63, 8,611.31 and 1,580.57 is: 2,370.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.63 : 8,611.31 = 1,580.57 : x
  2. Step 2: Convert to fraction form
    5,741.63/8,611.31 = 1,580.57/x
  3. Step 3: Cross multiply
    5,741.63x = 8,611.31 × 1,580.57
  4. Step 4: Simplify right side
    5,741.63x = 13,610,727.29
  5. Step 5: Solve for x
    x = 13,610,727.29/5,741.63
  6. Step 6: Final answer
    x = 2,370.54

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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.