Home / 7,369.80-10,162.53-5,691.48

Finding the Fourth Proportional to 7,369.80, 10,162.53 and 5,691.48

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Solution

The fourth proportional to 7,369.80, 10,162.53 and 5,691.48 is: 7,848.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.80 : 10,162.53 = 5,691.48 : x
  2. Step 2: Convert to fraction form
    7,369.80/10,162.53 = 5,691.48/x
  3. Step 3: Cross multiply
    7,369.80x = 10,162.53 × 5,691.48
  4. Step 4: Simplify right side
    7,369.80x = 57,839,836.24
  5. Step 5: Solve for x
    x = 57,839,836.24/7,369.80
  6. Step 6: Final answer
    x = 7,848.22

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1.5x scale

Why These Related Problems?

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