Home / 7,155.07-10,732.70-2,224.60

Finding the Fourth Proportional to 7,155.07, 10,732.70 and 2,224.60

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Solution

The fourth proportional to 7,155.07, 10,732.70 and 2,224.60 is: 3,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155.07 : 10,732.70 = 2,224.60 : x
  2. Step 2: Convert to fraction form
    7,155.07/10,732.70 = 2,224.60/x
  3. Step 3: Cross multiply
    7,155.07x = 10,732.70 × 2,224.60
  4. Step 4: Simplify right side
    7,155.07x = 23,875,953.30
  5. Step 5: Solve for x
    x = 23,875,953.30/7,155.07
  6. Step 6: Final answer
    x = 3,336.93

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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.