Home / 4,001.46-6,005.04-1,780.89

Finding the Fourth Proportional to 4,001.46, 6,005.04 and 1,780.89

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Solution

The fourth proportional to 4,001.46, 6,005.04 and 1,780.89 is: 2,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.46 : 6,005.04 = 1,780.89 : x
  2. Step 2: Convert to fraction form
    4,001.46/6,005.04 = 1,780.89/x
  3. Step 3: Cross multiply
    4,001.46x = 6,005.04 × 1,780.89
  4. Step 4: Simplify right side
    4,001.46x = 10,694,315.69
  5. Step 5: Solve for x
    x = 10,694,315.69/4,001.46
  6. Step 6: Final answer
    x = 2,672.60

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1.5x scale

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.