Home / 9,136.02-13,702.49-2,560.70

Finding the Fourth Proportional to 9,136.02, 13,702.49 and 2,560.70

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Solution

The fourth proportional to 9,136.02, 13,702.49 and 2,560.70 is: 3,840.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.02 : 13,702.49 = 2,560.70 : x
  2. Step 2: Convert to fraction form
    9,136.02/13,702.49 = 2,560.70/x
  3. Step 3: Cross multiply
    9,136.02x = 13,702.49 × 2,560.70
  4. Step 4: Simplify right side
    9,136.02x = 35,087,884.83
  5. Step 5: Solve for x
    x = 35,087,884.83/9,136.02
  6. Step 6: Final answer
    x = 3,840.61

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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.