Home / 4,943.70-6,822.40-2,705.70

Finding the Fourth Proportional to 4,943.70, 6,822.40 and 2,705.70

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Solution

The fourth proportional to 4,943.70, 6,822.40 and 2,705.70 is: 3,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.70 : 6,822.40 = 2,705.70 : x
  2. Step 2: Convert to fraction form
    4,943.70/6,822.40 = 2,705.70/x
  3. Step 3: Cross multiply
    4,943.70x = 6,822.40 × 2,705.70
  4. Step 4: Simplify right side
    4,943.70x = 18,459,367.68
  5. Step 5: Solve for x
    x = 18,459,367.68/4,943.70
  6. Step 6: Final answer
    x = 3,733.92

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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.