Home / 4,565.48-6,849.38-1,278.59

Finding the Fourth Proportional to 4,565.48, 6,849.38 and 1,278.59

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Solution

The fourth proportional to 4,565.48, 6,849.38 and 1,278.59 is: 1,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,565.48 : 6,849.38 = 1,278.59 : x
  2. Step 2: Convert to fraction form
    4,565.48/6,849.38 = 1,278.59/x
  3. Step 3: Cross multiply
    4,565.48x = 6,849.38 × 1,278.59
  4. Step 4: Simplify right side
    4,565.48x = 8,757,548.77
  5. Step 5: Solve for x
    x = 8,757,548.77/4,565.48
  6. Step 6: Final answer
    x = 1,918.21

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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.