Home / 4,089.12-6,133.88-1,167.86

Finding the Fourth Proportional to 4,089.12, 6,133.88 and 1,167.86

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Solution

The fourth proportional to 4,089.12, 6,133.88 and 1,167.86 is: 1,751.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.12 : 6,133.88 = 1,167.86 : x
  2. Step 2: Convert to fraction form
    4,089.12/6,133.88 = 1,167.86/x
  3. Step 3: Cross multiply
    4,089.12x = 6,133.88 × 1,167.86
  4. Step 4: Simplify right side
    4,089.12x = 7,163,485.35
  5. Step 5: Solve for x
    x = 7,163,485.35/4,089.12
  6. Step 6: Final answer
    x = 1,751.84

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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.