Home / 5,394.39-7,442.44-3,508.30

Finding the Fourth Proportional to 5,394.39, 7,442.44 and 3,508.30

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Solution

The fourth proportional to 5,394.39, 7,442.44 and 3,508.30 is: 4,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.39 : 7,442.44 = 3,508.30 : x
  2. Step 2: Convert to fraction form
    5,394.39/7,442.44 = 3,508.30/x
  3. Step 3: Cross multiply
    5,394.39x = 7,442.44 × 3,508.30
  4. Step 4: Simplify right side
    5,394.39x = 26,110,312.25
  5. Step 5: Solve for x
    x = 26,110,312.25/5,394.39
  6. Step 6: Final answer
    x = 4,840.27

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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.