Home / 9,927.42-13,698.87-5,735.58

Finding the Fourth Proportional to 9,927.42, 13,698.87 and 5,735.58

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Solution

The fourth proportional to 9,927.42, 13,698.87 and 5,735.58 is: 7,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.42 : 13,698.87 = 5,735.58 : x
  2. Step 2: Convert to fraction form
    9,927.42/13,698.87 = 5,735.58/x
  3. Step 3: Cross multiply
    9,927.42x = 13,698.87 × 5,735.58
  4. Step 4: Simplify right side
    9,927.42x = 78,570,964.79
  5. Step 5: Solve for x
    x = 78,570,964.79/9,927.42
  6. Step 6: Final answer
    x = 7,914.54

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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.