Home / 7,437.07-10,262.82-4,079.81

Finding the Fourth Proportional to 7,437.07, 10,262.82 and 4,079.81

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Solution

The fourth proportional to 7,437.07, 10,262.82 and 4,079.81 is: 5,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.07 : 10,262.82 = 4,079.81 : x
  2. Step 2: Convert to fraction form
    7,437.07/10,262.82 = 4,079.81/x
  3. Step 3: Cross multiply
    7,437.07x = 10,262.82 × 4,079.81
  4. Step 4: Simplify right side
    7,437.07x = 41,870,369.44
  5. Step 5: Solve for x
    x = 41,870,369.44/7,437.07
  6. Step 6: Final answer
    x = 5,629.95

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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.