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Finding the Fourth Proportional to 5,368.44, 7,408.44 and 3,010.56

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Solution

The fourth proportional to 5,368.44, 7,408.44 and 3,010.56 is: 4,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.44 : 7,408.44 = 3,010.56 : x
  2. Step 2: Convert to fraction form
    5,368.44/7,408.44 = 3,010.56/x
  3. Step 3: Cross multiply
    5,368.44x = 7,408.44 × 3,010.56
  4. Step 4: Simplify right side
    5,368.44x = 22,303,553.13
  5. Step 5: Solve for x
    x = 22,303,553.13/5,368.44
  6. Step 6: Final answer
    x = 4,154.57

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1.5x scale

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.