Home / 4,943.72-6,823.50-2,955.17

Finding the Fourth Proportional to 4,943.72, 6,823.50 and 2,955.17

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Solution

The fourth proportional to 4,943.72, 6,823.50 and 2,955.17 is: 4,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.72 : 6,823.50 = 2,955.17 : x
  2. Step 2: Convert to fraction form
    4,943.72/6,823.50 = 2,955.17/x
  3. Step 3: Cross multiply
    4,943.72x = 6,823.50 × 2,955.17
  4. Step 4: Simplify right side
    4,943.72x = 20,164,602.50
  5. Step 5: Solve for x
    x = 20,164,602.50/4,943.72
  6. Step 6: Final answer
    x = 4,078.83

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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.