Home / 5,483.95-7,558.75-3,888.54

Finding the Fourth Proportional to 5,483.95, 7,558.75 and 3,888.54

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Solution

The fourth proportional to 5,483.95, 7,558.75 and 3,888.54 is: 5,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.95 : 7,558.75 = 3,888.54 : x
  2. Step 2: Convert to fraction form
    5,483.95/7,558.75 = 3,888.54/x
  3. Step 3: Cross multiply
    5,483.95x = 7,558.75 × 3,888.54
  4. Step 4: Simplify right side
    5,483.95x = 29,392,501.73
  5. Step 5: Solve for x
    x = 29,392,501.73/5,483.95
  6. Step 6: Final answer
    x = 5,359.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.