Home / 7,385.46-10,191.56-4,028.24

Finding the Fourth Proportional to 7,385.46, 10,191.56 and 4,028.24

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Solution

The fourth proportional to 7,385.46, 10,191.56 and 4,028.24 is: 5,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.46 : 10,191.56 = 4,028.24 : x
  2. Step 2: Convert to fraction form
    7,385.46/10,191.56 = 4,028.24/x
  3. Step 3: Cross multiply
    7,385.46x = 10,191.56 × 4,028.24
  4. Step 4: Simplify right side
    7,385.46x = 41,054,054.99
  5. Step 5: Solve for x
    x = 41,054,054.99/7,385.46
  6. Step 6: Final answer
    x = 5,558.77

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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.