Home / 6,142.07-8,475.58-3,453.14

Finding the Fourth Proportional to 6,142.07, 8,475.58 and 3,453.14

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Solution

The fourth proportional to 6,142.07, 8,475.58 and 3,453.14 is: 4,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.07 : 8,475.58 = 3,453.14 : x
  2. Step 2: Convert to fraction form
    6,142.07/8,475.58 = 3,453.14/x
  3. Step 3: Cross multiply
    6,142.07x = 8,475.58 × 3,453.14
  4. Step 4: Simplify right side
    6,142.07x = 29,267,364.32
  5. Step 5: Solve for x
    x = 29,267,364.32/6,142.07
  6. Step 6: Final answer
    x = 4,765.07

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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.