Home / 8,317.37-11,477.48-4,539.79

Finding the Fourth Proportional to 8,317.37, 11,477.48 and 4,539.79

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Solution

The fourth proportional to 8,317.37, 11,477.48 and 4,539.79 is: 6,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.37 : 11,477.48 = 4,539.79 : x
  2. Step 2: Convert to fraction form
    8,317.37/11,477.48 = 4,539.79/x
  3. Step 3: Cross multiply
    8,317.37x = 11,477.48 × 4,539.79
  4. Step 4: Simplify right side
    8,317.37x = 52,105,291.54
  5. Step 5: Solve for x
    x = 52,105,291.54/8,317.37
  6. Step 6: Final answer
    x = 6,264.64

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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.