Home / 5,354.86-7,389.73-2,997.46

Finding the Fourth Proportional to 5,354.86, 7,389.73 and 2,997.46

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Solution

The fourth proportional to 5,354.86, 7,389.73 and 2,997.46 is: 4,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.86 : 7,389.73 = 2,997.46 : x
  2. Step 2: Convert to fraction form
    5,354.86/7,389.73 = 2,997.46/x
  3. Step 3: Cross multiply
    5,354.86x = 7,389.73 × 2,997.46
  4. Step 4: Simplify right side
    5,354.86x = 22,150,391.50
  5. Step 5: Solve for x
    x = 22,150,391.50/5,354.86
  6. Step 6: Final answer
    x = 4,136.50

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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.