Home / 9,159.44-13,739.66-2,585.12

Finding the Fourth Proportional to 9,159.44, 13,739.66 and 2,585.12

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Solution

The fourth proportional to 9,159.44, 13,739.66 and 2,585.12 is: 3,877.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.44 : 13,739.66 = 2,585.12 : x
  2. Step 2: Convert to fraction form
    9,159.44/13,739.66 = 2,585.12/x
  3. Step 3: Cross multiply
    9,159.44x = 13,739.66 × 2,585.12
  4. Step 4: Simplify right side
    9,159.44x = 35,518,669.86
  5. Step 5: Solve for x
    x = 35,518,669.86/9,159.44
  6. Step 6: Final answer
    x = 3,877.82

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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.