Home / 3,125.98-4,688.02-2,576.80

Finding the Fourth Proportional to 3,125.98, 4,688.02 and 2,576.80

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Solution

The fourth proportional to 3,125.98, 4,688.02 and 2,576.80 is: 3,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.98 : 4,688.02 = 2,576.80 : x
  2. Step 2: Convert to fraction form
    3,125.98/4,688.02 = 2,576.80/x
  3. Step 3: Cross multiply
    3,125.98x = 4,688.02 × 2,576.80
  4. Step 4: Simplify right side
    3,125.98x = 12,080,089.94
  5. Step 5: Solve for x
    x = 12,080,089.94/3,125.98
  6. Step 6: Final answer
    x = 3,864.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.