Home / 5,220.11-7,199.93-3,804.23

Finding the Fourth Proportional to 5,220.11, 7,199.93 and 3,804.23

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Solution

The fourth proportional to 5,220.11, 7,199.93 and 3,804.23 is: 5,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.11 : 7,199.93 = 3,804.23 : x
  2. Step 2: Convert to fraction form
    5,220.11/7,199.93 = 3,804.23/x
  3. Step 3: Cross multiply
    5,220.11x = 7,199.93 × 3,804.23
  4. Step 4: Simplify right side
    5,220.11x = 27,390,134.68
  5. Step 5: Solve for x
    x = 27,390,134.68/5,220.11
  6. Step 6: Final answer
    x = 5,247.05

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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.