Home / 4,943.90-6,820.67-3,052.20

Finding the Fourth Proportional to 4,943.90, 6,820.67 and 3,052.20

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Solution

The fourth proportional to 4,943.90, 6,820.67 and 3,052.20 is: 4,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.90 : 6,820.67 = 3,052.20 : x
  2. Step 2: Convert to fraction form
    4,943.90/6,820.67 = 3,052.20/x
  3. Step 3: Cross multiply
    4,943.90x = 6,820.67 × 3,052.20
  4. Step 4: Simplify right side
    4,943.90x = 20,818,043.82
  5. Step 5: Solve for x
    x = 20,818,043.82/4,943.90
  6. Step 6: Final answer
    x = 4,210.85

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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.