Home / 3,051.03-4,210.41-1,653.78

Finding the Fourth Proportional to 3,051.03, 4,210.41 and 1,653.78

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Solution

The fourth proportional to 3,051.03, 4,210.41 and 1,653.78 is: 2,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.03 : 4,210.41 = 1,653.78 : x
  2. Step 2: Convert to fraction form
    3,051.03/4,210.41 = 1,653.78/x
  3. Step 3: Cross multiply
    3,051.03x = 4,210.41 × 1,653.78
  4. Step 4: Simplify right side
    3,051.03x = 6,963,091.85
  5. Step 5: Solve for x
    x = 6,963,091.85/3,051.03
  6. Step 6: Final answer
    x = 2,282.21

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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.