Home / 5,402.64-8,103.72-1,506.96

Finding the Fourth Proportional to 5,402.64, 8,103.72 and 1,506.96

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Solution

The fourth proportional to 5,402.64, 8,103.72 and 1,506.96 is: 2,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.64 : 8,103.72 = 1,506.96 : x
  2. Step 2: Convert to fraction form
    5,402.64/8,103.72 = 1,506.96/x
  3. Step 3: Cross multiply
    5,402.64x = 8,103.72 × 1,506.96
  4. Step 4: Simplify right side
    5,402.64x = 12,211,981.89
  5. Step 5: Solve for x
    x = 12,211,981.89/5,402.64
  6. Step 6: Final answer
    x = 2,260.37

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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.