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Finding the Fourth Proportional to 2,597.99, 3,896.99 and 650.19

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Solution

The fourth proportional to 2,597.99, 3,896.99 and 650.19 is: 975.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.99 : 3,896.99 = 650.19 : x
  2. Step 2: Convert to fraction form
    2,597.99/3,896.99 = 650.19/x
  3. Step 3: Cross multiply
    2,597.99x = 3,896.99 × 650.19
  4. Step 4: Simplify right side
    2,597.99x = 2,533,783.93
  5. Step 5: Solve for x
    x = 2,533,783.93/2,597.99
  6. Step 6: Final answer
    x = 975.29

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Double scale
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Similar ratio
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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.