Home / 5,593.12-7,720.32-3,607.36

Finding the Fourth Proportional to 5,593.12, 7,720.32 and 3,607.36

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Solution

The fourth proportional to 5,593.12, 7,720.32 and 3,607.36 is: 4,979.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.12 : 7,720.32 = 3,607.36 : x
  2. Step 2: Convert to fraction form
    5,593.12/7,720.32 = 3,607.36/x
  3. Step 3: Cross multiply
    5,593.12x = 7,720.32 × 3,607.36
  4. Step 4: Simplify right side
    5,593.12x = 27,849,973.56
  5. Step 5: Solve for x
    x = 27,849,973.56/5,593.12
  6. Step 6: Final answer
    x = 4,979.33

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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.