Home / 11,126.93-16,690.95-3,335

Finding the Fourth Proportional to 11,126.93, 16,690.95 and 3,335

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Solution

The fourth proportional to 11,126.93, 16,690.95 and 3,335 is: 5,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.93 : 16,690.95 = 3,335 : x
  2. Step 2: Convert to fraction form
    11,126.93/16,690.95 = 3,335/x
  3. Step 3: Cross multiply
    11,126.93x = 16,690.95 × 3,335
  4. Step 4: Simplify right side
    11,126.93x = 55,664,318.25
  5. Step 5: Solve for x
    x = 55,664,318.25/11,126.93
  6. Step 6: Final answer
    x = 5,002.67

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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.