Home / 5,725.24-8,589.50-2,804.40

Finding the Fourth Proportional to 5,725.24, 8,589.50 and 2,804.40

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Solution

The fourth proportional to 5,725.24, 8,589.50 and 2,804.40 is: 4,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.24 : 8,589.50 = 2,804.40 : x
  2. Step 2: Convert to fraction form
    5,725.24/8,589.50 = 2,804.40/x
  3. Step 3: Cross multiply
    5,725.24x = 8,589.50 × 2,804.40
  4. Step 4: Simplify right side
    5,725.24x = 24,088,393.80
  5. Step 5: Solve for x
    x = 24,088,393.80/5,725.24
  6. Step 6: Final answer
    x = 4,207.40

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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.