Home / 4,239.34-6,354.42-1,775.50

Finding the Fourth Proportional to 4,239.34, 6,354.42 and 1,775.50

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Solution

The fourth proportional to 4,239.34, 6,354.42 and 1,775.50 is: 2,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.34 : 6,354.42 = 1,775.50 : x
  2. Step 2: Convert to fraction form
    4,239.34/6,354.42 = 1,775.50/x
  3. Step 3: Cross multiply
    4,239.34x = 6,354.42 × 1,775.50
  4. Step 4: Simplify right side
    4,239.34x = 11,282,272.71
  5. Step 5: Solve for x
    x = 11,282,272.71/4,239.34
  6. Step 6: Final answer
    x = 2,661.33

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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.