Home / 4,088.44-6,131.84-1,126.11

Finding the Fourth Proportional to 4,088.44, 6,131.84 and 1,126.11

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Solution

The fourth proportional to 4,088.44, 6,131.84 and 1,126.11 is: 1,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.44 : 6,131.84 = 1,126.11 : x
  2. Step 2: Convert to fraction form
    4,088.44/6,131.84 = 1,126.11/x
  3. Step 3: Cross multiply
    4,088.44x = 6,131.84 × 1,126.11
  4. Step 4: Simplify right side
    4,088.44x = 6,905,126.34
  5. Step 5: Solve for x
    x = 6,905,126.34/4,088.44
  6. Step 6: Final answer
    x = 1,688.94

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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.