Home / 5,376.58-8,064.25-1,865.94

Finding the Fourth Proportional to 5,376.58, 8,064.25 and 1,865.94

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Solution

The fourth proportional to 5,376.58, 8,064.25 and 1,865.94 is: 2,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.58 : 8,064.25 = 1,865.94 : x
  2. Step 2: Convert to fraction form
    5,376.58/8,064.25 = 1,865.94/x
  3. Step 3: Cross multiply
    5,376.58x = 8,064.25 × 1,865.94
  4. Step 4: Simplify right side
    5,376.58x = 15,047,406.65
  5. Step 5: Solve for x
    x = 15,047,406.65/5,376.58
  6. Step 6: Final answer
    x = 2,798.69

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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.