Home / 5,422.93-8,136.71-1,725.46

Finding the Fourth Proportional to 5,422.93, 8,136.71 and 1,725.46

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Solution

The fourth proportional to 5,422.93, 8,136.71 and 1,725.46 is: 2,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.93 : 8,136.71 = 1,725.46 : x
  2. Step 2: Convert to fraction form
    5,422.93/8,136.71 = 1,725.46/x
  3. Step 3: Cross multiply
    5,422.93x = 8,136.71 × 1,725.46
  4. Step 4: Simplify right side
    5,422.93x = 14,039,545.14
  5. Step 5: Solve for x
    x = 14,039,545.14/5,422.93
  6. Step 6: Final answer
    x = 2,588.92

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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.