Home / 5,402.46-8,103.69-1,506.87

Finding the Fourth Proportional to 5,402.46, 8,103.69 and 1,506.87

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Solution

The fourth proportional to 5,402.46, 8,103.69 and 1,506.87 is: 2,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.46 : 8,103.69 = 1,506.87 : x
  2. Step 2: Convert to fraction form
    5,402.46/8,103.69 = 1,506.87/x
  3. Step 3: Cross multiply
    5,402.46x = 8,103.69 × 1,506.87
  4. Step 4: Simplify right side
    5,402.46x = 12,211,207.35
  5. Step 5: Solve for x
    x = 12,211,207.35/5,402.46
  6. Step 6: Final answer
    x = 2,260.31

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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.