Home / 4,959.84-6,844.30-2,721.67

Finding the Fourth Proportional to 4,959.84, 6,844.30 and 2,721.67

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Solution

The fourth proportional to 4,959.84, 6,844.30 and 2,721.67 is: 3,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.84 : 6,844.30 = 2,721.67 : x
  2. Step 2: Convert to fraction form
    4,959.84/6,844.30 = 2,721.67/x
  3. Step 3: Cross multiply
    4,959.84x = 6,844.30 × 2,721.67
  4. Step 4: Simplify right side
    4,959.84x = 18,627,925.98
  5. Step 5: Solve for x
    x = 18,627,925.98/4,959.84
  6. Step 6: Final answer
    x = 3,755.75

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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.