Home / 5,885.48-8,124.54-3,763.80

Finding the Fourth Proportional to 5,885.48, 8,124.54 and 3,763.80

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Solution

The fourth proportional to 5,885.48, 8,124.54 and 3,763.80 is: 5,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.48 : 8,124.54 = 3,763.80 : x
  2. Step 2: Convert to fraction form
    5,885.48/8,124.54 = 3,763.80/x
  3. Step 3: Cross multiply
    5,885.48x = 8,124.54 × 3,763.80
  4. Step 4: Simplify right side
    5,885.48x = 30,579,143.65
  5. Step 5: Solve for x
    x = 30,579,143.65/5,885.48
  6. Step 6: Final answer
    x = 5,195.69

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1.5x scale

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.