Home / 1,952.83-2,706.20-1,915.91

Finding the Fourth Proportional to 1,952.83, 2,706.20 and 1,915.91

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Solution

The fourth proportional to 1,952.83, 2,706.20 and 1,915.91 is: 2,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.83 : 2,706.20 = 1,915.91 : x
  2. Step 2: Convert to fraction form
    1,952.83/2,706.20 = 1,915.91/x
  3. Step 3: Cross multiply
    1,952.83x = 2,706.20 × 1,915.91
  4. Step 4: Simplify right side
    1,952.83x = 5,184,835.64
  5. Step 5: Solve for x
    x = 5,184,835.64/1,952.83
  6. Step 6: Final answer
    x = 2,655.04

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.