Home / 5,852.88-8,780.85-2,105.04

Finding the Fourth Proportional to 5,852.88, 8,780.85 and 2,105.04

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Solution

The fourth proportional to 5,852.88, 8,780.85 and 2,105.04 is: 3,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.88 : 8,780.85 = 2,105.04 : x
  2. Step 2: Convert to fraction form
    5,852.88/8,780.85 = 2,105.04/x
  3. Step 3: Cross multiply
    5,852.88x = 8,780.85 × 2,105.04
  4. Step 4: Simplify right side
    5,852.88x = 18,484,040.48
  5. Step 5: Solve for x
    x = 18,484,040.48/5,852.88
  6. Step 6: Final answer
    x = 3,158.11

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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.