Home / 5,435.24-8,150.06-2,657.76

Finding the Fourth Proportional to 5,435.24, 8,150.06 and 2,657.76

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Solution

The fourth proportional to 5,435.24, 8,150.06 and 2,657.76 is: 3,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.24 : 8,150.06 = 2,657.76 : x
  2. Step 2: Convert to fraction form
    5,435.24/8,150.06 = 2,657.76/x
  3. Step 3: Cross multiply
    5,435.24x = 8,150.06 × 2,657.76
  4. Step 4: Simplify right side
    5,435.24x = 21,660,903.47
  5. Step 5: Solve for x
    x = 21,660,903.47/5,435.24
  6. Step 6: Final answer
    x = 3,985.27

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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.