Home / 11,832.69-17,746.47-4,810.90

Finding the Fourth Proportional to 11,832.69, 17,746.47 and 4,810.90

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Solution

The fourth proportional to 11,832.69, 17,746.47 and 4,810.90 is: 7,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832.69 : 17,746.47 = 4,810.90 : x
  2. Step 2: Convert to fraction form
    11,832.69/17,746.47 = 4,810.90/x
  3. Step 3: Cross multiply
    11,832.69x = 17,746.47 × 4,810.90
  4. Step 4: Simplify right side
    11,832.69x = 85,376,492.52
  5. Step 5: Solve for x
    x = 85,376,492.52/11,832.69
  6. Step 6: Final answer
    x = 7,215.31

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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.