Home / 9,160.44-13,739.09-2,585.09

Finding the Fourth Proportional to 9,160.44, 13,739.09 and 2,585.09

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Solution

The fourth proportional to 9,160.44, 13,739.09 and 2,585.09 is: 3,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.44 : 13,739.09 = 2,585.09 : x
  2. Step 2: Convert to fraction form
    9,160.44/13,739.09 = 2,585.09/x
  3. Step 3: Cross multiply
    9,160.44x = 13,739.09 × 2,585.09
  4. Step 4: Simplify right side
    9,160.44x = 35,516,702.55
  5. Step 5: Solve for x
    x = 35,516,702.55/9,160.44
  6. Step 6: Final answer
    x = 3,877.18

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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.