Home / 5,852.00-8,781.45-2,156.81

Finding the Fourth Proportional to 5,852.00, 8,781.45 and 2,156.81

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Solution

The fourth proportional to 5,852.00, 8,781.45 and 2,156.81 is: 3,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.00 : 8,781.45 = 2,156.81 : x
  2. Step 2: Convert to fraction form
    5,852.00/8,781.45 = 2,156.81/x
  3. Step 3: Cross multiply
    5,852.00x = 8,781.45 × 2,156.81
  4. Step 4: Simplify right side
    5,852.00x = 18,939,875.27
  5. Step 5: Solve for x
    x = 18,939,875.27/5,852.00
  6. Step 6: Final answer
    x = 3,236.48

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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.