Home / 5,436-8,129.08-4,050.28

Finding the Fourth Proportional to 5,436, 8,129.08 and 4,050.28

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Solution

The fourth proportional to 5,436, 8,129.08 and 4,050.28 is: 6,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436 : 8,129.08 = 4,050.28 : x
  2. Step 2: Convert to fraction form
    5,436/8,129.08 = 4,050.28/x
  3. Step 3: Cross multiply
    5,436x = 8,129.08 × 4,050.28
  4. Step 4: Simplify right side
    5,436x = 32,925,050.14
  5. Step 5: Solve for x
    x = 32,925,050.14/5,436
  6. Step 6: Final answer
    x = 6,056.85

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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.