Home / 5,076.38-7,006.68-2,953.64

Finding the Fourth Proportional to 5,076.38, 7,006.68 and 2,953.64

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Solution

The fourth proportional to 5,076.38, 7,006.68 and 2,953.64 is: 4,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.38 : 7,006.68 = 2,953.64 : x
  2. Step 2: Convert to fraction form
    5,076.38/7,006.68 = 2,953.64/x
  3. Step 3: Cross multiply
    5,076.38x = 7,006.68 × 2,953.64
  4. Step 4: Simplify right side
    5,076.38x = 20,695,210.32
  5. Step 5: Solve for x
    x = 20,695,210.32/5,076.38
  6. Step 6: Final answer
    x = 4,076.77

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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.