Home / 9,182.09-12,679.00-5,830.85

Finding the Fourth Proportional to 9,182.09, 12,679.00 and 5,830.85

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Solution

The fourth proportional to 9,182.09, 12,679.00 and 5,830.85 is: 8,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182.09 : 12,679.00 = 5,830.85 : x
  2. Step 2: Convert to fraction form
    9,182.09/12,679.00 = 5,830.85/x
  3. Step 3: Cross multiply
    9,182.09x = 12,679.00 × 5,830.85
  4. Step 4: Simplify right side
    9,182.09x = 73,929,364.27
  5. Step 5: Solve for x
    x = 73,929,364.27/9,182.09
  6. Step 6: Final answer
    x = 8,051.47

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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.