Home / 7,489.23-10,338.45-4,837.93

Finding the Fourth Proportional to 7,489.23, 10,338.45 and 4,837.93

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Solution

The fourth proportional to 7,489.23, 10,338.45 and 4,837.93 is: 6,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.23 : 10,338.45 = 4,837.93 : x
  2. Step 2: Convert to fraction form
    7,489.23/10,338.45 = 4,837.93/x
  3. Step 3: Cross multiply
    7,489.23x = 10,338.45 × 4,837.93
  4. Step 4: Simplify right side
    7,489.23x = 50,016,621.53
  5. Step 5: Solve for x
    x = 50,016,621.53/7,489.23
  6. Step 6: Final answer
    x = 6,678.48

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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.