Home / 9,761.16-14,641.29-3,186.51

Finding the Fourth Proportional to 9,761.16, 14,641.29 and 3,186.51

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Solution

The fourth proportional to 9,761.16, 14,641.29 and 3,186.51 is: 4,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.16 : 14,641.29 = 3,186.51 : x
  2. Step 2: Convert to fraction form
    9,761.16/14,641.29 = 3,186.51/x
  3. Step 3: Cross multiply
    9,761.16x = 14,641.29 × 3,186.51
  4. Step 4: Simplify right side
    9,761.16x = 46,654,617.00
  5. Step 5: Solve for x
    x = 46,654,617.00/9,761.16
  6. Step 6: Final answer
    x = 4,779.62

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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.