Home / 2,814.67-4,217.59-1,641.77

Finding the Fourth Proportional to 2,814.67, 4,217.59 and 1,641.77

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Solution

The fourth proportional to 2,814.67, 4,217.59 and 1,641.77 is: 2,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.67 : 4,217.59 = 1,641.77 : x
  2. Step 2: Convert to fraction form
    2,814.67/4,217.59 = 1,641.77/x
  3. Step 3: Cross multiply
    2,814.67x = 4,217.59 × 1,641.77
  4. Step 4: Simplify right side
    2,814.67x = 6,924,312.73
  5. Step 5: Solve for x
    x = 6,924,312.73/2,814.67
  6. Step 6: Final answer
    x = 2,460.08

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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.