Home / 4,567.96-6,851.82-1,281.28

Finding the Fourth Proportional to 4,567.96, 6,851.82 and 1,281.28

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Solution

The fourth proportional to 4,567.96, 6,851.82 and 1,281.28 is: 1,921.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.96 : 6,851.82 = 1,281.28 : x
  2. Step 2: Convert to fraction form
    4,567.96/6,851.82 = 1,281.28/x
  3. Step 3: Cross multiply
    4,567.96x = 6,851.82 × 1,281.28
  4. Step 4: Simplify right side
    4,567.96x = 8,779,099.93
  5. Step 5: Solve for x
    x = 8,779,099.93/4,567.96
  6. Step 6: Final answer
    x = 1,921.89

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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.