Home / 7,151.51-10,726.04-1,957.38

Finding the Fourth Proportional to 7,151.51, 10,726.04 and 1,957.38

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Solution

The fourth proportional to 7,151.51, 10,726.04 and 1,957.38 is: 2,935.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.51 : 10,726.04 = 1,957.38 : x
  2. Step 2: Convert to fraction form
    7,151.51/10,726.04 = 1,957.38/x
  3. Step 3: Cross multiply
    7,151.51x = 10,726.04 × 1,957.38
  4. Step 4: Simplify right side
    7,151.51x = 20,994,926.39
  5. Step 5: Solve for x
    x = 20,994,926.39/7,151.51
  6. Step 6: Final answer
    x = 2,935.74

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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.