Home / 7,210.24-10,804.38-5,352.64

Finding the Fourth Proportional to 7,210.24, 10,804.38 and 5,352.64

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Solution

The fourth proportional to 7,210.24, 10,804.38 and 5,352.64 is: 8,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.24 : 10,804.38 = 5,352.64 : x
  2. Step 2: Convert to fraction form
    7,210.24/10,804.38 = 5,352.64/x
  3. Step 3: Cross multiply
    7,210.24x = 10,804.38 × 5,352.64
  4. Step 4: Simplify right side
    7,210.24x = 57,831,956.56
  5. Step 5: Solve for x
    x = 57,831,956.56/7,210.24
  6. Step 6: Final answer
    x = 8,020.81

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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.