Home / 3,453.42-4,765.70-1,881.52

Finding the Fourth Proportional to 3,453.42, 4,765.70 and 1,881.52

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Solution

The fourth proportional to 3,453.42, 4,765.70 and 1,881.52 is: 2,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.42 : 4,765.70 = 1,881.52 : x
  2. Step 2: Convert to fraction form
    3,453.42/4,765.70 = 1,881.52/x
  3. Step 3: Cross multiply
    3,453.42x = 4,765.70 × 1,881.52
  4. Step 4: Simplify right side
    3,453.42x = 8,966,759.86
  5. Step 5: Solve for x
    x = 8,966,759.86/3,453.42
  6. Step 6: Final answer
    x = 2,596.49

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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.