Home / 6,132.63-8,462.55-3,480.48

Finding the Fourth Proportional to 6,132.63, 8,462.55 and 3,480.48

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Solution

The fourth proportional to 6,132.63, 8,462.55 and 3,480.48 is: 4,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.63 : 8,462.55 = 3,480.48 : x
  2. Step 2: Convert to fraction form
    6,132.63/8,462.55 = 3,480.48/x
  3. Step 3: Cross multiply
    6,132.63x = 8,462.55 × 3,480.48
  4. Step 4: Simplify right side
    6,132.63x = 29,453,736.02
  5. Step 5: Solve for x
    x = 29,453,736.02/6,132.63
  6. Step 6: Final answer
    x = 4,802.79

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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.