Home / 4,112.96-6,167.21-1,480.06

Finding the Fourth Proportional to 4,112.96, 6,167.21 and 1,480.06

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Solution

The fourth proportional to 4,112.96, 6,167.21 and 1,480.06 is: 2,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.96 : 6,167.21 = 1,480.06 : x
  2. Step 2: Convert to fraction form
    4,112.96/6,167.21 = 1,480.06/x
  3. Step 3: Cross multiply
    4,112.96x = 6,167.21 × 1,480.06
  4. Step 4: Simplify right side
    4,112.96x = 9,127,810.00
  5. Step 5: Solve for x
    x = 9,127,810.00/4,112.96
  6. Step 6: Final answer
    x = 2,219.28

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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.