Home / 5,352.63-8,023.60-2,578.51

Finding the Fourth Proportional to 5,352.63, 8,023.60 and 2,578.51

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Solution

The fourth proportional to 5,352.63, 8,023.60 and 2,578.51 is: 3,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.63 : 8,023.60 = 2,578.51 : x
  2. Step 2: Convert to fraction form
    5,352.63/8,023.60 = 2,578.51/x
  3. Step 3: Cross multiply
    5,352.63x = 8,023.60 × 2,578.51
  4. Step 4: Simplify right side
    5,352.63x = 20,688,932.84
  5. Step 5: Solve for x
    x = 20,688,932.84/5,352.63
  6. Step 6: Final answer
    x = 3,865.19

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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.