Home / 2,493.11-3,440.48-1,374.05

Finding the Fourth Proportional to 2,493.11, 3,440.48 and 1,374.05

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Solution

The fourth proportional to 2,493.11, 3,440.48 and 1,374.05 is: 1,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.11 : 3,440.48 = 1,374.05 : x
  2. Step 2: Convert to fraction form
    2,493.11/3,440.48 = 1,374.05/x
  3. Step 3: Cross multiply
    2,493.11x = 3,440.48 × 1,374.05
  4. Step 4: Simplify right side
    2,493.11x = 4,727,384.67
  5. Step 5: Solve for x
    x = 4,727,384.67/2,493.11
  6. Step 6: Final answer
    x = 1,896.18

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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.