Home / 4,569.72-6,853.15-1,647.64

Finding the Fourth Proportional to 4,569.72, 6,853.15 and 1,647.64

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Solution

The fourth proportional to 4,569.72, 6,853.15 and 1,647.64 is: 2,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,569.72 : 6,853.15 = 1,647.64 : x
  2. Step 2: Convert to fraction form
    4,569.72/6,853.15 = 1,647.64/x
  3. Step 3: Cross multiply
    4,569.72x = 6,853.15 × 1,647.64
  4. Step 4: Simplify right side
    4,569.72x = 11,291,524.07
  5. Step 5: Solve for x
    x = 11,291,524.07/4,569.72
  6. Step 6: Final answer
    x = 2,470.94

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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.