Home / 3,231.60-4,461.72-2,484.18

Finding the Fourth Proportional to 3,231.60, 4,461.72 and 2,484.18

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Solution

The fourth proportional to 3,231.60, 4,461.72 and 2,484.18 is: 3,429.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.60 : 4,461.72 = 2,484.18 : x
  2. Step 2: Convert to fraction form
    3,231.60/4,461.72 = 2,484.18/x
  3. Step 3: Cross multiply
    3,231.60x = 4,461.72 × 2,484.18
  4. Step 4: Simplify right side
    3,231.60x = 11,083,715.59
  5. Step 5: Solve for x
    x = 11,083,715.59/3,231.60
  6. Step 6: Final answer
    x = 3,429.79

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1.5x scale

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.