Home / 7,370.83-10,171.54-4,013.57

Finding the Fourth Proportional to 7,370.83, 10,171.54 and 4,013.57

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Solution

The fourth proportional to 7,370.83, 10,171.54 and 4,013.57 is: 5,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.83 : 10,171.54 = 4,013.57 : x
  2. Step 2: Convert to fraction form
    7,370.83/10,171.54 = 4,013.57/x
  3. Step 3: Cross multiply
    7,370.83x = 10,171.54 × 4,013.57
  4. Step 4: Simplify right side
    7,370.83x = 40,824,116.87
  5. Step 5: Solve for x
    x = 40,824,116.87/7,370.83
  6. Step 6: Final answer
    x = 5,538.61

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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.