Home / 4,642.38-6,955.40-3,867.35

Finding the Fourth Proportional to 4,642.38, 6,955.40 and 3,867.35

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Solution

The fourth proportional to 4,642.38, 6,955.40 and 3,867.35 is: 5,794.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.38 : 6,955.40 = 3,867.35 : x
  2. Step 2: Convert to fraction form
    4,642.38/6,955.40 = 3,867.35/x
  3. Step 3: Cross multiply
    4,642.38x = 6,955.40 × 3,867.35
  4. Step 4: Simplify right side
    4,642.38x = 26,898,941.08
  5. Step 5: Solve for x
    x = 26,898,941.08/4,642.38
  6. Step 6: Final answer
    x = 5,794.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.