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Finding the Fourth Proportional to 9,323.77, 13,975.93 and 3,780.94

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Solution

The fourth proportional to 9,323.77, 13,975.93 and 3,780.94 is: 5,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.77 : 13,975.93 = 3,780.94 : x
  2. Step 2: Convert to fraction form
    9,323.77/13,975.93 = 3,780.94/x
  3. Step 3: Cross multiply
    9,323.77x = 13,975.93 × 3,780.94
  4. Step 4: Simplify right side
    9,323.77x = 52,842,152.77
  5. Step 5: Solve for x
    x = 52,842,152.77/9,323.77
  6. Step 6: Final answer
    x = 5,667.47

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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.