Home / 9,040.65-13,560.74-2,800.41

Finding the Fourth Proportional to 9,040.65, 13,560.74 and 2,800.41

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Solution

The fourth proportional to 9,040.65, 13,560.74 and 2,800.41 is: 4,200.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.65 : 13,560.74 = 2,800.41 : x
  2. Step 2: Convert to fraction form
    9,040.65/13,560.74 = 2,800.41/x
  3. Step 3: Cross multiply
    9,040.65x = 13,560.74 × 2,800.41
  4. Step 4: Simplify right side
    9,040.65x = 37,975,631.90
  5. Step 5: Solve for x
    x = 37,975,631.90/9,040.65
  6. Step 6: Final answer
    x = 4,200.54

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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.