Home / 6,142.08-8,476.06-3,347.58

Finding the Fourth Proportional to 6,142.08, 8,476.06 and 3,347.58

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Solution

The fourth proportional to 6,142.08, 8,476.06 and 3,347.58 is: 4,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.08 : 8,476.06 = 3,347.58 : x
  2. Step 2: Convert to fraction form
    6,142.08/8,476.06 = 3,347.58/x
  3. Step 3: Cross multiply
    6,142.08x = 8,476.06 × 3,347.58
  4. Step 4: Simplify right side
    6,142.08x = 28,374,288.93
  5. Step 5: Solve for x
    x = 28,374,288.93/6,142.08
  6. Step 6: Final answer
    x = 4,619.65

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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.