Home / 5,386.62-7,433.74-2,996.70

Finding the Fourth Proportional to 5,386.62, 7,433.74 and 2,996.70

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Solution

The fourth proportional to 5,386.62, 7,433.74 and 2,996.70 is: 4,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.62 : 7,433.74 = 2,996.70 : x
  2. Step 2: Convert to fraction form
    5,386.62/7,433.74 = 2,996.70/x
  3. Step 3: Cross multiply
    5,386.62x = 7,433.74 × 2,996.70
  4. Step 4: Simplify right side
    5,386.62x = 22,276,688.66
  5. Step 5: Solve for x
    x = 22,276,688.66/5,386.62
  6. Step 6: Final answer
    x = 4,135.56

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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.