Home / 5,385.81-8,076.66-2,462.06

Finding the Fourth Proportional to 5,385.81, 8,076.66 and 2,462.06

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Solution

The fourth proportional to 5,385.81, 8,076.66 and 2,462.06 is: 3,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.81 : 8,076.66 = 2,462.06 : x
  2. Step 2: Convert to fraction form
    5,385.81/8,076.66 = 2,462.06/x
  3. Step 3: Cross multiply
    5,385.81x = 8,076.66 × 2,462.06
  4. Step 4: Simplify right side
    5,385.81x = 19,885,246.33
  5. Step 5: Solve for x
    x = 19,885,246.33/5,385.81
  6. Step 6: Final answer
    x = 3,692.16

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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.