Home / 4,901.43-6,764.10-2,805.57

Finding the Fourth Proportional to 4,901.43, 6,764.10 and 2,805.57

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Solution

The fourth proportional to 4,901.43, 6,764.10 and 2,805.57 is: 3,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.43 : 6,764.10 = 2,805.57 : x
  2. Step 2: Convert to fraction form
    4,901.43/6,764.10 = 2,805.57/x
  3. Step 3: Cross multiply
    4,901.43x = 6,764.10 × 2,805.57
  4. Step 4: Simplify right side
    4,901.43x = 18,977,156.04
  5. Step 5: Solve for x
    x = 18,977,156.04/4,901.43
  6. Step 6: Final answer
    x = 3,871.76

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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.