Home / 6,142.42-8,476.59-3,347.92

Finding the Fourth Proportional to 6,142.42, 8,476.59 and 3,347.92

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Solution

The fourth proportional to 6,142.42, 8,476.59 and 3,347.92 is: 4,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.42 : 8,476.59 = 3,347.92 : x
  2. Step 2: Convert to fraction form
    6,142.42/8,476.59 = 3,347.92/x
  3. Step 3: Cross multiply
    6,142.42x = 8,476.59 × 3,347.92
  4. Step 4: Simplify right side
    6,142.42x = 28,378,945.19
  5. Step 5: Solve for x
    x = 28,378,945.19/6,142.42
  6. Step 6: Final answer
    x = 4,620.16

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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.