Home / 5,388.22-7,436.10-3,030.52

Finding the Fourth Proportional to 5,388.22, 7,436.10 and 3,030.52

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Solution

The fourth proportional to 5,388.22, 7,436.10 and 3,030.52 is: 4,182.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.22 : 7,436.10 = 3,030.52 : x
  2. Step 2: Convert to fraction form
    5,388.22/7,436.10 = 3,030.52/x
  3. Step 3: Cross multiply
    5,388.22x = 7,436.10 × 3,030.52
  4. Step 4: Simplify right side
    5,388.22x = 22,535,249.77
  5. Step 5: Solve for x
    x = 22,535,249.77/5,388.22
  6. Step 6: Final answer
    x = 4,182.32

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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.