Home / 11,826.30-17,739.45-4,810.13

Finding the Fourth Proportional to 11,826.30, 17,739.45 and 4,810.13

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Solution

The fourth proportional to 11,826.30, 17,739.45 and 4,810.13 is: 7,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.30 : 17,739.45 = 4,810.13 : x
  2. Step 2: Convert to fraction form
    11,826.30/17,739.45 = 4,810.13/x
  3. Step 3: Cross multiply
    11,826.30x = 17,739.45 × 4,810.13
  4. Step 4: Simplify right side
    11,826.30x = 85,328,992.23
  5. Step 5: Solve for x
    x = 85,328,992.23/11,826.30
  6. Step 6: Final answer
    x = 7,215.19

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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.