Home / 9,421.94-14,135.38-2,848.30

Finding the Fourth Proportional to 9,421.94, 14,135.38 and 2,848.30

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Solution

The fourth proportional to 9,421.94, 14,135.38 and 2,848.30 is: 4,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.94 : 14,135.38 = 2,848.30 : x
  2. Step 2: Convert to fraction form
    9,421.94/14,135.38 = 2,848.30/x
  3. Step 3: Cross multiply
    9,421.94x = 14,135.38 × 2,848.30
  4. Step 4: Simplify right side
    9,421.94x = 40,261,802.85
  5. Step 5: Solve for x
    x = 40,261,802.85/9,421.94
  6. Step 6: Final answer
    x = 4,273.20

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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.