Home / 2,331.20-3,492.66-1,236.32

Finding the Fourth Proportional to 2,331.20, 3,492.66 and 1,236.32

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Solution

The fourth proportional to 2,331.20, 3,492.66 and 1,236.32 is: 1,852.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.20 : 3,492.66 = 1,236.32 : x
  2. Step 2: Convert to fraction form
    2,331.20/3,492.66 = 1,236.32/x
  3. Step 3: Cross multiply
    2,331.20x = 3,492.66 × 1,236.32
  4. Step 4: Simplify right side
    2,331.20x = 4,318,045.41
  5. Step 5: Solve for x
    x = 4,318,045.41/2,331.20
  6. Step 6: Final answer
    x = 1,852.28

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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.