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Finding the Fourth Proportional to 5,798.75, 8,690.99 and 2,674.42

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Solution

The fourth proportional to 5,798.75, 8,690.99 and 2,674.42 is: 4,008.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.75 : 8,690.99 = 2,674.42 : x
  2. Step 2: Convert to fraction form
    5,798.75/8,690.99 = 2,674.42/x
  3. Step 3: Cross multiply
    5,798.75x = 8,690.99 × 2,674.42
  4. Step 4: Simplify right side
    5,798.75x = 23,243,357.48
  5. Step 5: Solve for x
    x = 23,243,357.48/5,798.75
  6. Step 6: Final answer
    x = 4,008.34

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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.