Home / 3,151.58-4,720.48-2,597.54

Finding the Fourth Proportional to 3,151.58, 4,720.48 and 2,597.54

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Solution

The fourth proportional to 3,151.58, 4,720.48 and 2,597.54 is: 3,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.58 : 4,720.48 = 2,597.54 : x
  2. Step 2: Convert to fraction form
    3,151.58/4,720.48 = 2,597.54/x
  3. Step 3: Cross multiply
    3,151.58x = 4,720.48 × 2,597.54
  4. Step 4: Simplify right side
    3,151.58x = 12,261,605.52
  5. Step 5: Solve for x
    x = 12,261,605.52/3,151.58
  6. Step 6: Final answer
    x = 3,890.63

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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.