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Finding the Fourth Proportional to 5,296.36, 7,945.68 and 1,598.64

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Solution

The fourth proportional to 5,296.36, 7,945.68 and 1,598.64 is: 2,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.36 : 7,945.68 = 1,598.64 : x
  2. Step 2: Convert to fraction form
    5,296.36/7,945.68 = 1,598.64/x
  3. Step 3: Cross multiply
    5,296.36x = 7,945.68 × 1,598.64
  4. Step 4: Simplify right side
    5,296.36x = 12,702,281.88
  5. Step 5: Solve for x
    x = 12,702,281.88/5,296.36
  6. Step 6: Final answer
    x = 2,398.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.