Home / 5,355.22-7,389.53-2,996.77

Finding the Fourth Proportional to 5,355.22, 7,389.53 and 2,996.77

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Solution

The fourth proportional to 5,355.22, 7,389.53 and 2,996.77 is: 4,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.22 : 7,389.53 = 2,996.77 : x
  2. Step 2: Convert to fraction form
    5,355.22/7,389.53 = 2,996.77/x
  3. Step 3: Cross multiply
    5,355.22x = 7,389.53 × 2,996.77
  4. Step 4: Simplify right side
    5,355.22x = 22,144,684.87
  5. Step 5: Solve for x
    x = 22,144,684.87/5,355.22
  6. Step 6: Final answer
    x = 4,135.16

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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.