Home / 5,660.04-8,490.92-1,764.75

Finding the Fourth Proportional to 5,660.04, 8,490.92 and 1,764.75

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Solution

The fourth proportional to 5,660.04, 8,490.92 and 1,764.75 is: 2,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.04 : 8,490.92 = 1,764.75 : x
  2. Step 2: Convert to fraction form
    5,660.04/8,490.92 = 1,764.75/x
  3. Step 3: Cross multiply
    5,660.04x = 8,490.92 × 1,764.75
  4. Step 4: Simplify right side
    5,660.04x = 14,984,342.25
  5. Step 5: Solve for x
    x = 14,984,342.25/5,660.04
  6. Step 6: Final answer
    x = 2,647.39

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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.