Home / 5,164.73-7,127.10-2,926.48

Finding the Fourth Proportional to 5,164.73, 7,127.10 and 2,926.48

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Solution

The fourth proportional to 5,164.73, 7,127.10 and 2,926.48 is: 4,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.73 : 7,127.10 = 2,926.48 : x
  2. Step 2: Convert to fraction form
    5,164.73/7,127.10 = 2,926.48/x
  3. Step 3: Cross multiply
    5,164.73x = 7,127.10 × 2,926.48
  4. Step 4: Simplify right side
    5,164.73x = 20,857,297.79
  5. Step 5: Solve for x
    x = 20,857,297.79/5,164.73
  6. Step 6: Final answer
    x = 4,038.41

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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.