Home / 5,315.07-7,335.24-2,957.66

Finding the Fourth Proportional to 5,315.07, 7,335.24 and 2,957.66

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Solution

The fourth proportional to 5,315.07, 7,335.24 and 2,957.66 is: 4,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.07 : 7,335.24 = 2,957.66 : x
  2. Step 2: Convert to fraction form
    5,315.07/7,335.24 = 2,957.66/x
  3. Step 3: Cross multiply
    5,315.07x = 7,335.24 × 2,957.66
  4. Step 4: Simplify right side
    5,315.07x = 21,695,109.26
  5. Step 5: Solve for x
    x = 21,695,109.26/5,315.07
  6. Step 6: Final answer
    x = 4,081.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.