Home / 5,048.22-7,572.72-1,538.54

Finding the Fourth Proportional to 5,048.22, 7,572.72 and 1,538.54

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Solution

The fourth proportional to 5,048.22, 7,572.72 and 1,538.54 is: 2,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.22 : 7,572.72 = 1,538.54 : x
  2. Step 2: Convert to fraction form
    5,048.22/7,572.72 = 1,538.54/x
  3. Step 3: Cross multiply
    5,048.22x = 7,572.72 × 1,538.54
  4. Step 4: Simplify right side
    5,048.22x = 11,650,907.63
  5. Step 5: Solve for x
    x = 11,650,907.63/5,048.22
  6. Step 6: Final answer
    x = 2,307.92

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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.