Home / 7,277.28-10,042.68-4,133.64

Finding the Fourth Proportional to 7,277.28, 10,042.68 and 4,133.64

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Solution

The fourth proportional to 7,277.28, 10,042.68 and 4,133.64 is: 5,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.28 : 10,042.68 = 4,133.64 : x
  2. Step 2: Convert to fraction form
    7,277.28/10,042.68 = 4,133.64/x
  3. Step 3: Cross multiply
    7,277.28x = 10,042.68 × 4,133.64
  4. Step 4: Simplify right side
    7,277.28x = 41,512,823.76
  5. Step 5: Solve for x
    x = 41,512,823.76/7,277.28
  6. Step 6: Final answer
    x = 5,704.44

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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.