Home / 9,179.89-12,670.08-5,826.70

Finding the Fourth Proportional to 9,179.89, 12,670.08 and 5,826.70

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Solution

The fourth proportional to 9,179.89, 12,670.08 and 5,826.70 is: 8,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.89 : 12,670.08 = 5,826.70 : x
  2. Step 2: Convert to fraction form
    9,179.89/12,670.08 = 5,826.70/x
  3. Step 3: Cross multiply
    9,179.89x = 12,670.08 × 5,826.70
  4. Step 4: Simplify right side
    9,179.89x = 73,824,755.14
  5. Step 5: Solve for x
    x = 73,824,755.14/9,179.89
  6. Step 6: Final answer
    x = 8,042.01

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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.