Home / 2,479.58-3,421.44-1,595.46

Finding the Fourth Proportional to 2,479.58, 3,421.44 and 1,595.46

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Solution

The fourth proportional to 2,479.58, 3,421.44 and 1,595.46 is: 2,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.58 : 3,421.44 = 1,595.46 : x
  2. Step 2: Convert to fraction form
    2,479.58/3,421.44 = 1,595.46/x
  3. Step 3: Cross multiply
    2,479.58x = 3,421.44 × 1,595.46
  4. Step 4: Simplify right side
    2,479.58x = 5,458,770.66
  5. Step 5: Solve for x
    x = 5,458,770.66/2,479.58
  6. Step 6: Final answer
    x = 2,201.49

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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.