Home / 11,848.98-16,351.28-6,543.42

Finding the Fourth Proportional to 11,848.98, 16,351.28 and 6,543.42

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Solution

The fourth proportional to 11,848.98, 16,351.28 and 6,543.42 is: 9,029.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.98 : 16,351.28 = 6,543.42 : x
  2. Step 2: Convert to fraction form
    11,848.98/16,351.28 = 6,543.42/x
  3. Step 3: Cross multiply
    11,848.98x = 16,351.28 × 6,543.42
  4. Step 4: Simplify right side
    11,848.98x = 106,993,259.86
  5. Step 5: Solve for x
    x = 106,993,259.86/11,848.98
  6. Step 6: Final answer
    x = 9,029.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.