Home / 5,354.51-7,389.32-2,996.64

Finding the Fourth Proportional to 5,354.51, 7,389.32 and 2,996.64

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Solution

The fourth proportional to 5,354.51, 7,389.32 and 2,996.64 is: 4,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.51 : 7,389.32 = 2,996.64 : x
  2. Step 2: Convert to fraction form
    5,354.51/7,389.32 = 2,996.64/x
  3. Step 3: Cross multiply
    5,354.51x = 7,389.32 × 2,996.64
  4. Step 4: Simplify right side
    5,354.51x = 22,143,116.90
  5. Step 5: Solve for x
    x = 22,143,116.90/5,354.51
  6. Step 6: Final answer
    x = 4,135.42

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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.