Home / 7,370.85-10,171.96-4,013.85

Finding the Fourth Proportional to 7,370.85, 10,171.96 and 4,013.85

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Solution

The fourth proportional to 7,370.85, 10,171.96 and 4,013.85 is: 5,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.85 : 10,171.96 = 4,013.85 : x
  2. Step 2: Convert to fraction form
    7,370.85/10,171.96 = 4,013.85/x
  3. Step 3: Cross multiply
    7,370.85x = 10,171.96 × 4,013.85
  4. Step 4: Simplify right side
    7,370.85x = 40,828,701.58
  5. Step 5: Solve for x
    x = 40,828,701.58/7,370.85
  6. Step 6: Final answer
    x = 5,539.21

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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.