Home / 4,274.47-5,898.66-2,779.56

Finding the Fourth Proportional to 4,274.47, 5,898.66 and 2,779.56

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Solution

The fourth proportional to 4,274.47, 5,898.66 and 2,779.56 is: 3,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.47 : 5,898.66 = 2,779.56 : x
  2. Step 2: Convert to fraction form
    4,274.47/5,898.66 = 2,779.56/x
  3. Step 3: Cross multiply
    4,274.47x = 5,898.66 × 2,779.56
  4. Step 4: Simplify right side
    4,274.47x = 16,395,665.49
  5. Step 5: Solve for x
    x = 16,395,665.49/4,274.47
  6. Step 6: Final answer
    x = 3,835.72

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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.