Home / 3,051.65-4,211.30-1,792.45

Finding the Fourth Proportional to 3,051.65, 4,211.30 and 1,792.45

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Solution

The fourth proportional to 3,051.65, 4,211.30 and 1,792.45 is: 2,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.65 : 4,211.30 = 1,792.45 : x
  2. Step 2: Convert to fraction form
    3,051.65/4,211.30 = 1,792.45/x
  3. Step 3: Cross multiply
    3,051.65x = 4,211.30 × 1,792.45
  4. Step 4: Simplify right side
    3,051.65x = 7,548,568.80
  5. Step 5: Solve for x
    x = 7,548,568.80/3,051.65
  6. Step 6: Final answer
    x = 2,473.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.