Home / 5,852.77-8,780.30-2,155.03

Finding the Fourth Proportional to 5,852.77, 8,780.30 and 2,155.03

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Solution

The fourth proportional to 5,852.77, 8,780.30 and 2,155.03 is: 3,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.77 : 8,780.30 = 2,155.03 : x
  2. Step 2: Convert to fraction form
    5,852.77/8,780.30 = 2,155.03/x
  3. Step 3: Cross multiply
    5,852.77x = 8,780.30 × 2,155.03
  4. Step 4: Simplify right side
    5,852.77x = 18,921,799.13
  5. Step 5: Solve for x
    x = 18,921,799.13/5,852.77
  6. Step 6: Final answer
    x = 3,232.96

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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.