Home / 2,597.56-3,896.34-1,439.80

Finding the Fourth Proportional to 2,597.56, 3,896.34 and 1,439.80

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Solution

The fourth proportional to 2,597.56, 3,896.34 and 1,439.80 is: 2,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.56 : 3,896.34 = 1,439.80 : x
  2. Step 2: Convert to fraction form
    2,597.56/3,896.34 = 1,439.80/x
  3. Step 3: Cross multiply
    2,597.56x = 3,896.34 × 1,439.80
  4. Step 4: Simplify right side
    2,597.56x = 5,609,950.33
  5. Step 5: Solve for x
    x = 5,609,950.33/2,597.56
  6. Step 6: Final answer
    x = 2,159.70

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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.