Home / 7,074.20-10,652.41-5,238.32

Finding the Fourth Proportional to 7,074.20, 10,652.41 and 5,238.32

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Solution

The fourth proportional to 7,074.20, 10,652.41 and 5,238.32 is: 7,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.20 : 10,652.41 = 5,238.32 : x
  2. Step 2: Convert to fraction form
    7,074.20/10,652.41 = 5,238.32/x
  3. Step 3: Cross multiply
    7,074.20x = 10,652.41 × 5,238.32
  4. Step 4: Simplify right side
    7,074.20x = 55,800,706.16
  5. Step 5: Solve for x
    x = 55,800,706.16/7,074.20
  6. Step 6: Final answer
    x = 7,887.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.