Home / 5,354.45-7,389.30-2,996.58

Finding the Fourth Proportional to 5,354.45, 7,389.30 and 2,996.58

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Solution

The fourth proportional to 5,354.45, 7,389.30 and 2,996.58 is: 4,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.45 : 7,389.30 = 2,996.58 : x
  2. Step 2: Convert to fraction form
    5,354.45/7,389.30 = 2,996.58/x
  3. Step 3: Cross multiply
    5,354.45x = 7,389.30 × 2,996.58
  4. Step 4: Simplify right side
    5,354.45x = 22,142,628.59
  5. Step 5: Solve for x
    x = 22,142,628.59/5,354.45
  6. Step 6: Final answer
    x = 4,135.37

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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.