Home / 3,528.86-5,293.07-1,580.54

Finding the Fourth Proportional to 3,528.86, 5,293.07 and 1,580.54

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Solution

The fourth proportional to 3,528.86, 5,293.07 and 1,580.54 is: 2,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.86 : 5,293.07 = 1,580.54 : x
  2. Step 2: Convert to fraction form
    3,528.86/5,293.07 = 1,580.54/x
  3. Step 3: Cross multiply
    3,528.86x = 5,293.07 × 1,580.54
  4. Step 4: Simplify right side
    3,528.86x = 8,365,908.86
  5. Step 5: Solve for x
    x = 8,365,908.86/3,528.86
  6. Step 6: Final answer
    x = 2,370.71

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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.