Home / 11,325.44-16,988.16-4,401.56

Finding the Fourth Proportional to 11,325.44, 16,988.16 and 4,401.56

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Solution

The fourth proportional to 11,325.44, 16,988.16 and 4,401.56 is: 6,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.44 : 16,988.16 = 4,401.56 : x
  2. Step 2: Convert to fraction form
    11,325.44/16,988.16 = 4,401.56/x
  3. Step 3: Cross multiply
    11,325.44x = 16,988.16 × 4,401.56
  4. Step 4: Simplify right side
    11,325.44x = 74,774,405.53
  5. Step 5: Solve for x
    x = 74,774,405.53/11,325.44
  6. Step 6: Final answer
    x = 6,602.34

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1.5x scale

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.