Home / 4,289.79-6,435.91-2,536.35

Finding the Fourth Proportional to 4,289.79, 6,435.91 and 2,536.35

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Solution

The fourth proportional to 4,289.79, 6,435.91 and 2,536.35 is: 3,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.79 : 6,435.91 = 2,536.35 : x
  2. Step 2: Convert to fraction form
    4,289.79/6,435.91 = 2,536.35/x
  3. Step 3: Cross multiply
    4,289.79x = 6,435.91 × 2,536.35
  4. Step 4: Simplify right side
    4,289.79x = 16,323,685.10
  5. Step 5: Solve for x
    x = 16,323,685.10/4,289.79
  6. Step 6: Final answer
    x = 3,805.24

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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.