Home / 4,580.38-6,866.47-2,390.65

Finding the Fourth Proportional to 4,580.38, 6,866.47 and 2,390.65

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Solution

The fourth proportional to 4,580.38, 6,866.47 and 2,390.65 is: 3,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.38 : 6,866.47 = 2,390.65 : x
  2. Step 2: Convert to fraction form
    4,580.38/6,866.47 = 2,390.65/x
  3. Step 3: Cross multiply
    4,580.38x = 6,866.47 × 2,390.65
  4. Step 4: Simplify right side
    4,580.38x = 16,415,312.33
  5. Step 5: Solve for x
    x = 16,415,312.33/4,580.38
  6. Step 6: Final answer
    x = 3,583.83

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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.