Home / 7,305.49-10,079.53-4,918.83

Finding the Fourth Proportional to 7,305.49, 10,079.53 and 4,918.83

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Solution

The fourth proportional to 7,305.49, 10,079.53 and 4,918.83 is: 6,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.49 : 10,079.53 = 4,918.83 : x
  2. Step 2: Convert to fraction form
    7,305.49/10,079.53 = 4,918.83/x
  3. Step 3: Cross multiply
    7,305.49x = 10,079.53 × 4,918.83
  4. Step 4: Simplify right side
    7,305.49x = 49,579,494.55
  5. Step 5: Solve for x
    x = 49,579,494.55/7,305.49
  6. Step 6: Final answer
    x = 6,786.61

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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.