Home / 4,765.94-7,142.10-2,681.59

Finding the Fourth Proportional to 4,765.94, 7,142.10 and 2,681.59

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Solution

The fourth proportional to 4,765.94, 7,142.10 and 2,681.59 is: 4,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.94 : 7,142.10 = 2,681.59 : x
  2. Step 2: Convert to fraction form
    4,765.94/7,142.10 = 2,681.59/x
  3. Step 3: Cross multiply
    4,765.94x = 7,142.10 × 2,681.59
  4. Step 4: Simplify right side
    4,765.94x = 19,152,183.94
  5. Step 5: Solve for x
    x = 19,152,183.94/4,765.94
  6. Step 6: Final answer
    x = 4,018.55

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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.