Home / 7,343.60-11,017.01-2,149.88

Finding the Fourth Proportional to 7,343.60, 11,017.01 and 2,149.88

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Solution

The fourth proportional to 7,343.60, 11,017.01 and 2,149.88 is: 3,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.60 : 11,017.01 = 2,149.88 : x
  2. Step 2: Convert to fraction form
    7,343.60/11,017.01 = 2,149.88/x
  3. Step 3: Cross multiply
    7,343.60x = 11,017.01 × 2,149.88
  4. Step 4: Simplify right side
    7,343.60x = 23,685,199.75
  5. Step 5: Solve for x
    x = 23,685,199.75/7,343.60
  6. Step 6: Final answer
    x = 3,225.29

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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.