Home / 3,564.15-4,918.48-2,072.13

Finding the Fourth Proportional to 3,564.15, 4,918.48 and 2,072.13

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Solution

The fourth proportional to 3,564.15, 4,918.48 and 2,072.13 is: 2,859.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.15 : 4,918.48 = 2,072.13 : x
  2. Step 2: Convert to fraction form
    3,564.15/4,918.48 = 2,072.13/x
  3. Step 3: Cross multiply
    3,564.15x = 4,918.48 × 2,072.13
  4. Step 4: Simplify right side
    3,564.15x = 10,191,729.96
  5. Step 5: Solve for x
    x = 10,191,729.96/3,564.15
  6. Step 6: Final answer
    x = 2,859.51

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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.