Home / 5,368.92-7,408.56-3,011.02

Finding the Fourth Proportional to 5,368.92, 7,408.56 and 3,011.02

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Solution

The fourth proportional to 5,368.92, 7,408.56 and 3,011.02 is: 4,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.92 : 7,408.56 = 3,011.02 : x
  2. Step 2: Convert to fraction form
    5,368.92/7,408.56 = 3,011.02/x
  3. Step 3: Cross multiply
    5,368.92x = 7,408.56 × 3,011.02
  4. Step 4: Simplify right side
    5,368.92x = 22,307,322.33
  5. Step 5: Solve for x
    x = 22,307,322.33/5,368.92
  6. Step 6: Final answer
    x = 4,154.90

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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.