Home / 3,017.50-4,164.16-1,822.54

Finding the Fourth Proportional to 3,017.50, 4,164.16 and 1,822.54

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Solution

The fourth proportional to 3,017.50, 4,164.16 and 1,822.54 is: 2,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.50 : 4,164.16 = 1,822.54 : x
  2. Step 2: Convert to fraction form
    3,017.50/4,164.16 = 1,822.54/x
  3. Step 3: Cross multiply
    3,017.50x = 4,164.16 × 1,822.54
  4. Step 4: Simplify right side
    3,017.50x = 7,589,348.17
  5. Step 5: Solve for x
    x = 7,589,348.17/3,017.50
  6. Step 6: Final answer
    x = 2,515.11

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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.