Home / 4,259.55-6,386.70-1,793.10

Finding the Fourth Proportional to 4,259.55, 6,386.70 and 1,793.10

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Solution

The fourth proportional to 4,259.55, 6,386.70 and 1,793.10 is: 2,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.55 : 6,386.70 = 1,793.10 : x
  2. Step 2: Convert to fraction form
    4,259.55/6,386.70 = 1,793.10/x
  3. Step 3: Cross multiply
    4,259.55x = 6,386.70 × 1,793.10
  4. Step 4: Simplify right side
    4,259.55x = 11,451,991.77
  5. Step 5: Solve for x
    x = 11,451,991.77/4,259.55
  6. Step 6: Final answer
    x = 2,688.54

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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.