Home / 5,307.16-7,961.24-2,019.36

Finding the Fourth Proportional to 5,307.16, 7,961.24 and 2,019.36

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Solution

The fourth proportional to 5,307.16, 7,961.24 and 2,019.36 is: 3,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.16 : 7,961.24 = 2,019.36 : x
  2. Step 2: Convert to fraction form
    5,307.16/7,961.24 = 2,019.36/x
  3. Step 3: Cross multiply
    5,307.16x = 7,961.24 × 2,019.36
  4. Step 4: Simplify right side
    5,307.16x = 16,076,609.61
  5. Step 5: Solve for x
    x = 16,076,609.61/5,307.16
  6. Step 6: Final answer
    x = 3,029.23

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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.