Home / 11,567.24-17,347.28-4,170.75

Finding the Fourth Proportional to 11,567.24, 17,347.28 and 4,170.75

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Solution

The fourth proportional to 11,567.24, 17,347.28 and 4,170.75 is: 6,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.24 : 17,347.28 = 4,170.75 : x
  2. Step 2: Convert to fraction form
    11,567.24/17,347.28 = 4,170.75/x
  3. Step 3: Cross multiply
    11,567.24x = 17,347.28 × 4,170.75
  4. Step 4: Simplify right side
    11,567.24x = 72,351,168.06
  5. Step 5: Solve for x
    x = 72,351,168.06/11,567.24
  6. Step 6: Final answer
    x = 6,254.83

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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.