Home / 11,328.06-16,994.52-4,750.47

Finding the Fourth Proportional to 11,328.06, 16,994.52 and 4,750.47

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Solution

The fourth proportional to 11,328.06, 16,994.52 and 4,750.47 is: 7,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.06 : 16,994.52 = 4,750.47 : x
  2. Step 2: Convert to fraction form
    11,328.06/16,994.52 = 4,750.47/x
  3. Step 3: Cross multiply
    11,328.06x = 16,994.52 × 4,750.47
  4. Step 4: Simplify right side
    11,328.06x = 80,731,957.42
  5. Step 5: Solve for x
    x = 80,731,957.42/11,328.06
  6. Step 6: Final answer
    x = 7,126.72

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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.