Home / 9,904.94-13,668.40-5,923.70

Finding the Fourth Proportional to 9,904.94, 13,668.40 and 5,923.70

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Solution

The fourth proportional to 9,904.94, 13,668.40 and 5,923.70 is: 8,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.94 : 13,668.40 = 5,923.70 : x
  2. Step 2: Convert to fraction form
    9,904.94/13,668.40 = 5,923.70/x
  3. Step 3: Cross multiply
    9,904.94x = 13,668.40 × 5,923.70
  4. Step 4: Simplify right side
    9,904.94x = 80,967,501.08
  5. Step 5: Solve for x
    x = 80,967,501.08/9,904.94
  6. Step 6: Final answer
    x = 8,174.46

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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.