Home / 4,913.02-6,780-2,674.94

Finding the Fourth Proportional to 4,913.02, 6,780 and 2,674.94

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Solution

The fourth proportional to 4,913.02, 6,780 and 2,674.94 is: 3,691.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.02 : 6,780 = 2,674.94 : x
  2. Step 2: Convert to fraction form
    4,913.02/6,780 = 2,674.94/x
  3. Step 3: Cross multiply
    4,913.02x = 6,780 × 2,674.94
  4. Step 4: Simplify right side
    4,913.02x = 18,136,093.20
  5. Step 5: Solve for x
    x = 18,136,093.20/4,913.02
  6. Step 6: Final answer
    x = 3,691.43

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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.