Home / 3,453.46-4,765.74-1,881.52

Finding the Fourth Proportional to 3,453.46, 4,765.74 and 1,881.52

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Solution

The fourth proportional to 3,453.46, 4,765.74 and 1,881.52 is: 2,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.46 : 4,765.74 = 1,881.52 : x
  2. Step 2: Convert to fraction form
    3,453.46/4,765.74 = 1,881.52/x
  3. Step 3: Cross multiply
    3,453.46x = 4,765.74 × 1,881.52
  4. Step 4: Simplify right side
    3,453.46x = 8,966,835.12
  5. Step 5: Solve for x
    x = 8,966,835.12/3,453.46
  6. Step 6: Final answer
    x = 2,596.48

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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.