Home / 4,780.61-7,166.57-1,701.89

Finding the Fourth Proportional to 4,780.61, 7,166.57 and 1,701.89

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Solution

The fourth proportional to 4,780.61, 7,166.57 and 1,701.89 is: 2,551.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.61 : 7,166.57 = 1,701.89 : x
  2. Step 2: Convert to fraction form
    4,780.61/7,166.57 = 1,701.89/x
  3. Step 3: Cross multiply
    4,780.61x = 7,166.57 × 1,701.89
  4. Step 4: Simplify right side
    4,780.61x = 12,196,669.48
  5. Step 5: Solve for x
    x = 12,196,669.48/4,780.61
  6. Step 6: Final answer
    x = 2,551.28

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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.