Home / 3,975.15-5,488.18-2,559.37

Finding the Fourth Proportional to 3,975.15, 5,488.18 and 2,559.37

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Solution

The fourth proportional to 3,975.15, 5,488.18 and 2,559.37 is: 3,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.15 : 5,488.18 = 2,559.37 : x
  2. Step 2: Convert to fraction form
    3,975.15/5,488.18 = 2,559.37/x
  3. Step 3: Cross multiply
    3,975.15x = 5,488.18 × 2,559.37
  4. Step 4: Simplify right side
    3,975.15x = 14,046,283.25
  5. Step 5: Solve for x
    x = 14,046,283.25/3,975.15
  6. Step 6: Final answer
    x = 3,533.52

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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.