Home / 5,559.37-7,670.49-3,320.26

Finding the Fourth Proportional to 5,559.37, 7,670.49 and 3,320.26

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Solution

The fourth proportional to 5,559.37, 7,670.49 and 3,320.26 is: 4,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.37 : 7,670.49 = 3,320.26 : x
  2. Step 2: Convert to fraction form
    5,559.37/7,670.49 = 3,320.26/x
  3. Step 3: Cross multiply
    5,559.37x = 7,670.49 × 3,320.26
  4. Step 4: Simplify right side
    5,559.37x = 25,468,021.13
  5. Step 5: Solve for x
    x = 25,468,021.13/5,559.37
  6. Step 6: Final answer
    x = 4,581.10

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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.