Home / 7,150.08-10,722.24-3,685.44

Finding the Fourth Proportional to 7,150.08, 10,722.24 and 3,685.44

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Solution

The fourth proportional to 7,150.08, 10,722.24 and 3,685.44 is: 5,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.08 : 10,722.24 = 3,685.44 : x
  2. Step 2: Convert to fraction form
    7,150.08/10,722.24 = 3,685.44/x
  3. Step 3: Cross multiply
    7,150.08x = 10,722.24 × 3,685.44
  4. Step 4: Simplify right side
    7,150.08x = 39,516,172.19
  5. Step 5: Solve for x
    x = 39,516,172.19/7,150.08
  6. Step 6: Final answer
    x = 5,526.68

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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.