Home / 3,507.36-4,839.91-2,015.34

Finding the Fourth Proportional to 3,507.36, 4,839.91 and 2,015.34

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Solution

The fourth proportional to 3,507.36, 4,839.91 and 2,015.34 is: 2,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.36 : 4,839.91 = 2,015.34 : x
  2. Step 2: Convert to fraction form
    3,507.36/4,839.91 = 2,015.34/x
  3. Step 3: Cross multiply
    3,507.36x = 4,839.91 × 2,015.34
  4. Step 4: Simplify right side
    3,507.36x = 9,754,064.22
  5. Step 5: Solve for x
    x = 9,754,064.22/3,507.36
  6. Step 6: Final answer
    x = 2,781.03

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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.