Home / 4,125.48-6,188.31-1,528.44

Finding the Fourth Proportional to 4,125.48, 6,188.31 and 1,528.44

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Solution

The fourth proportional to 4,125.48, 6,188.31 and 1,528.44 is: 2,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.48 : 6,188.31 = 1,528.44 : x
  2. Step 2: Convert to fraction form
    4,125.48/6,188.31 = 1,528.44/x
  3. Step 3: Cross multiply
    4,125.48x = 6,188.31 × 1,528.44
  4. Step 4: Simplify right side
    4,125.48x = 9,458,460.54
  5. Step 5: Solve for x
    x = 9,458,460.54/4,125.48
  6. Step 6: Final answer
    x = 2,292.69

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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.