Home / 10,277.19-15,406.53-3,698.75

Finding the Fourth Proportional to 10,277.19, 15,406.53 and 3,698.75

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Solution

The fourth proportional to 10,277.19, 15,406.53 and 3,698.75 is: 5,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.19 : 15,406.53 = 3,698.75 : x
  2. Step 2: Convert to fraction form
    10,277.19/15,406.53 = 3,698.75/x
  3. Step 3: Cross multiply
    10,277.19x = 15,406.53 × 3,698.75
  4. Step 4: Simplify right side
    10,277.19x = 56,984,902.84
  5. Step 5: Solve for x
    x = 56,984,902.84/10,277.19
  6. Step 6: Final answer
    x = 5,544.79

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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.