Home / 7,403.76-11,102.61-3,701.58

Finding the Fourth Proportional to 7,403.76, 11,102.61 and 3,701.58

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Solution

The fourth proportional to 7,403.76, 11,102.61 and 3,701.58 is: 5,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.76 : 11,102.61 = 3,701.58 : x
  2. Step 2: Convert to fraction form
    7,403.76/11,102.61 = 3,701.58/x
  3. Step 3: Cross multiply
    7,403.76x = 11,102.61 × 3,701.58
  4. Step 4: Simplify right side
    7,403.76x = 41,097,199.12
  5. Step 5: Solve for x
    x = 41,097,199.12/7,403.76
  6. Step 6: Final answer
    x = 5,550.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.