Home / 5,628.03-8,426.85-3,775.16

Finding the Fourth Proportional to 5,628.03, 8,426.85 and 3,775.16

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Solution

The fourth proportional to 5,628.03, 8,426.85 and 3,775.16 is: 5,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.03 : 8,426.85 = 3,775.16 : x
  2. Step 2: Convert to fraction form
    5,628.03/8,426.85 = 3,775.16/x
  3. Step 3: Cross multiply
    5,628.03x = 8,426.85 × 3,775.16
  4. Step 4: Simplify right side
    5,628.03x = 31,812,664.91
  5. Step 5: Solve for x
    x = 31,812,664.91/5,628.03
  6. Step 6: Final answer
    x = 5,652.54

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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.