Home / 6,187.52-8,538.60-3,392.96

Finding the Fourth Proportional to 6,187.52, 8,538.60 and 3,392.96

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Solution

The fourth proportional to 6,187.52, 8,538.60 and 3,392.96 is: 4,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.52 : 8,538.60 = 3,392.96 : x
  2. Step 2: Convert to fraction form
    6,187.52/8,538.60 = 3,392.96/x
  3. Step 3: Cross multiply
    6,187.52x = 8,538.60 × 3,392.96
  4. Step 4: Simplify right side
    6,187.52x = 28,971,128.26
  5. Step 5: Solve for x
    x = 28,971,128.26/6,187.52
  6. Step 6: Final answer
    x = 4,682.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.