Home / 9,365.06-12,923.77-5,173.31

Finding the Fourth Proportional to 9,365.06, 12,923.77 and 5,173.31

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Solution

The fourth proportional to 9,365.06, 12,923.77 and 5,173.31 is: 7,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.06 : 12,923.77 = 5,173.31 : x
  2. Step 2: Convert to fraction form
    9,365.06/12,923.77 = 5,173.31/x
  3. Step 3: Cross multiply
    9,365.06x = 12,923.77 × 5,173.31
  4. Step 4: Simplify right side
    9,365.06x = 66,858,668.58
  5. Step 5: Solve for x
    x = 66,858,668.58/9,365.06
  6. Step 6: Final answer
    x = 7,139.16

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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.