Home / 4,374.72-6,564.48-1,776.96

Finding the Fourth Proportional to 4,374.72, 6,564.48 and 1,776.96

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Solution

The fourth proportional to 4,374.72, 6,564.48 and 1,776.96 is: 2,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.72 : 6,564.48 = 1,776.96 : x
  2. Step 2: Convert to fraction form
    4,374.72/6,564.48 = 1,776.96/x
  3. Step 3: Cross multiply
    4,374.72x = 6,564.48 × 1,776.96
  4. Step 4: Simplify right side
    4,374.72x = 11,664,818.38
  5. Step 5: Solve for x
    x = 11,664,818.38/4,374.72
  6. Step 6: Final answer
    x = 2,666.41

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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.