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Finding the Fourth Proportional to 5,254.83, 7,865.78 and 4,467.51

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Solution

The fourth proportional to 5,254.83, 7,865.78 and 4,467.51 is: 6,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.83 : 7,865.78 = 4,467.51 : x
  2. Step 2: Convert to fraction form
    5,254.83/7,865.78 = 4,467.51/x
  3. Step 3: Cross multiply
    5,254.83x = 7,865.78 × 4,467.51
  4. Step 4: Simplify right side
    5,254.83x = 35,140,428.47
  5. Step 5: Solve for x
    x = 35,140,428.47/5,254.83
  6. Step 6: Final answer
    x = 6,687.26

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1.5x scale

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.