Home / 1,823.60-2,517.12-1,234.13

Finding the Fourth Proportional to 1,823.60, 2,517.12 and 1,234.13

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Solution

The fourth proportional to 1,823.60, 2,517.12 and 1,234.13 is: 1,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.60 : 2,517.12 = 1,234.13 : x
  2. Step 2: Convert to fraction form
    1,823.60/2,517.12 = 1,234.13/x
  3. Step 3: Cross multiply
    1,823.60x = 2,517.12 × 1,234.13
  4. Step 4: Simplify right side
    1,823.60x = 3,106,440.72
  5. Step 5: Solve for x
    x = 3,106,440.72/1,823.60
  6. Step 6: Final answer
    x = 1,703.47

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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.