Home / 1,827.16-2,520.60-1,756.43

Finding the Fourth Proportional to 1,827.16, 2,520.60 and 1,756.43

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Solution

The fourth proportional to 1,827.16, 2,520.60 and 1,756.43 is: 2,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.16 : 2,520.60 = 1,756.43 : x
  2. Step 2: Convert to fraction form
    1,827.16/2,520.60 = 1,756.43/x
  3. Step 3: Cross multiply
    1,827.16x = 2,520.60 × 1,756.43
  4. Step 4: Simplify right side
    1,827.16x = 4,427,257.46
  5. Step 5: Solve for x
    x = 4,427,257.46/1,827.16
  6. Step 6: Final answer
    x = 2,423.03

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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.