Home / 5,238.47-7,856.48-2,467.05

Finding the Fourth Proportional to 5,238.47, 7,856.48 and 2,467.05

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Solution

The fourth proportional to 5,238.47, 7,856.48 and 2,467.05 is: 3,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.47 : 7,856.48 = 2,467.05 : x
  2. Step 2: Convert to fraction form
    5,238.47/7,856.48 = 2,467.05/x
  3. Step 3: Cross multiply
    5,238.47x = 7,856.48 × 2,467.05
  4. Step 4: Simplify right side
    5,238.47x = 19,382,328.98
  5. Step 5: Solve for x
    x = 19,382,328.98/5,238.47
  6. Step 6: Final answer
    x = 3,700.00

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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.