Home / 7,136.62-10,702.27-2,455.30

Finding the Fourth Proportional to 7,136.62, 10,702.27 and 2,455.30

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Solution

The fourth proportional to 7,136.62, 10,702.27 and 2,455.30 is: 3,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.62 : 10,702.27 = 2,455.30 : x
  2. Step 2: Convert to fraction form
    7,136.62/10,702.27 = 2,455.30/x
  3. Step 3: Cross multiply
    7,136.62x = 10,702.27 × 2,455.30
  4. Step 4: Simplify right side
    7,136.62x = 26,277,283.53
  5. Step 5: Solve for x
    x = 26,277,283.53/7,136.62
  6. Step 6: Final answer
    x = 3,682.03

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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.