Home / 8,104.61-11,185.09-4,567.75

Finding the Fourth Proportional to 8,104.61, 11,185.09 and 4,567.75

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Solution

The fourth proportional to 8,104.61, 11,185.09 and 4,567.75 is: 6,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.61 : 11,185.09 = 4,567.75 : x
  2. Step 2: Convert to fraction form
    8,104.61/11,185.09 = 4,567.75/x
  3. Step 3: Cross multiply
    8,104.61x = 11,185.09 × 4,567.75
  4. Step 4: Simplify right side
    8,104.61x = 51,090,655.47
  5. Step 5: Solve for x
    x = 51,090,655.47/8,104.61
  6. Step 6: Final answer
    x = 6,303.90

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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.