Home / 5,431.93-8,146.82-1,733.16

Finding the Fourth Proportional to 5,431.93, 8,146.82 and 1,733.16

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Solution

The fourth proportional to 5,431.93, 8,146.82 and 1,733.16 is: 2,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.93 : 8,146.82 = 1,733.16 : x
  2. Step 2: Convert to fraction form
    5,431.93/8,146.82 = 1,733.16/x
  3. Step 3: Cross multiply
    5,431.93x = 8,146.82 × 1,733.16
  4. Step 4: Simplify right side
    5,431.93x = 14,119,746.88
  5. Step 5: Solve for x
    x = 14,119,746.88/5,431.93
  6. Step 6: Final answer
    x = 2,599.40

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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.