Home / 3,088.46-4,633.56-1,240.87

Finding the Fourth Proportional to 3,088.46, 4,633.56 and 1,240.87

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Solution

The fourth proportional to 3,088.46, 4,633.56 and 1,240.87 is: 1,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.46 : 4,633.56 = 1,240.87 : x
  2. Step 2: Convert to fraction form
    3,088.46/4,633.56 = 1,240.87/x
  3. Step 3: Cross multiply
    3,088.46x = 4,633.56 × 1,240.87
  4. Step 4: Simplify right side
    3,088.46x = 5,749,645.60
  5. Step 5: Solve for x
    x = 5,749,645.60/3,088.46
  6. Step 6: Final answer
    x = 1,861.65

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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.