Home / 2,576.50-3,853.77-1,586.86

Finding the Fourth Proportional to 2,576.50, 3,853.77 and 1,586.86

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Solution

The fourth proportional to 2,576.50, 3,853.77 and 1,586.86 is: 2,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.50 : 3,853.77 = 1,586.86 : x
  2. Step 2: Convert to fraction form
    2,576.50/3,853.77 = 1,586.86/x
  3. Step 3: Cross multiply
    2,576.50x = 3,853.77 × 1,586.86
  4. Step 4: Simplify right side
    2,576.50x = 6,115,393.46
  5. Step 5: Solve for x
    x = 6,115,393.46/2,576.50
  6. Step 6: Final answer
    x = 2,373.53

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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.