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Finding the Fourth Proportional to 5,296.58, 7,308.99 and 3,058.32

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Solution

The fourth proportional to 5,296.58, 7,308.99 and 3,058.32 is: 4,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.58 : 7,308.99 = 3,058.32 : x
  2. Step 2: Convert to fraction form
    5,296.58/7,308.99 = 3,058.32/x
  3. Step 3: Cross multiply
    5,296.58x = 7,308.99 × 3,058.32
  4. Step 4: Simplify right side
    5,296.58x = 22,353,230.30
  5. Step 5: Solve for x
    x = 22,353,230.30/5,296.58
  6. Step 6: Final answer
    x = 4,220.31

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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.