Home / 3,622.40-4,999.12-2,051.04

Finding the Fourth Proportional to 3,622.40, 4,999.12 and 2,051.04

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Solution

The fourth proportional to 3,622.40, 4,999.12 and 2,051.04 is: 2,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.40 : 4,999.12 = 2,051.04 : x
  2. Step 2: Convert to fraction form
    3,622.40/4,999.12 = 2,051.04/x
  3. Step 3: Cross multiply
    3,622.40x = 4,999.12 × 2,051.04
  4. Step 4: Simplify right side
    3,622.40x = 10,253,395.08
  5. Step 5: Solve for x
    x = 10,253,395.08/3,622.40
  6. Step 6: Final answer
    x = 2,830.55

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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.