Home / 9,326.80-13,987.24-3,085.64

Finding the Fourth Proportional to 9,326.80, 13,987.24 and 3,085.64

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Solution

The fourth proportional to 9,326.80, 13,987.24 and 3,085.64 is: 4,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.80 : 13,987.24 = 3,085.64 : x
  2. Step 2: Convert to fraction form
    9,326.80/13,987.24 = 3,085.64/x
  3. Step 3: Cross multiply
    9,326.80x = 13,987.24 × 3,085.64
  4. Step 4: Simplify right side
    9,326.80x = 43,159,587.23
  5. Step 5: Solve for x
    x = 43,159,587.23/9,326.80
  6. Step 6: Final answer
    x = 4,627.48

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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.