Home / 6,513.51-9,759.45-5,859.03

Finding the Fourth Proportional to 6,513.51, 9,759.45 and 5,859.03

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Solution

The fourth proportional to 6,513.51, 9,759.45 and 5,859.03 is: 8,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.51 : 9,759.45 = 5,859.03 : x
  2. Step 2: Convert to fraction form
    6,513.51/9,759.45 = 5,859.03/x
  3. Step 3: Cross multiply
    6,513.51x = 9,759.45 × 5,859.03
  4. Step 4: Simplify right side
    6,513.51x = 57,180,910.33
  5. Step 5: Solve for x
    x = 57,180,910.33/6,513.51
  6. Step 6: Final answer
    x = 8,778.82

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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.