Home / 3,088.77-4,609.40-2,760.72

Finding the Fourth Proportional to 3,088.77, 4,609.40 and 2,760.72

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Solution

The fourth proportional to 3,088.77, 4,609.40 and 2,760.72 is: 4,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.77 : 4,609.40 = 2,760.72 : x
  2. Step 2: Convert to fraction form
    3,088.77/4,609.40 = 2,760.72/x
  3. Step 3: Cross multiply
    3,088.77x = 4,609.40 × 2,760.72
  4. Step 4: Simplify right side
    3,088.77x = 12,725,262.77
  5. Step 5: Solve for x
    x = 12,725,262.77/3,088.77
  6. Step 6: Final answer
    x = 4,119.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.