Home / 8,475.07-11,700.25-5,790.33

Finding the Fourth Proportional to 8,475.07, 11,700.25 and 5,790.33

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Solution

The fourth proportional to 8,475.07, 11,700.25 and 5,790.33 is: 7,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.07 : 11,700.25 = 5,790.33 : x
  2. Step 2: Convert to fraction form
    8,475.07/11,700.25 = 5,790.33/x
  3. Step 3: Cross multiply
    8,475.07x = 11,700.25 × 5,790.33
  4. Step 4: Simplify right side
    8,475.07x = 67,748,297.35
  5. Step 5: Solve for x
    x = 67,748,297.35/8,475.07
  6. Step 6: Final answer
    x = 7,993.83

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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.