Home / 5,581.25-8,373.44-4,538.69

Finding the Fourth Proportional to 5,581.25, 8,373.44 and 4,538.69

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Solution

The fourth proportional to 5,581.25, 8,373.44 and 4,538.69 is: 6,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.25 : 8,373.44 = 4,538.69 : x
  2. Step 2: Convert to fraction form
    5,581.25/8,373.44 = 4,538.69/x
  3. Step 3: Cross multiply
    5,581.25x = 8,373.44 × 4,538.69
  4. Step 4: Simplify right side
    5,581.25x = 38,004,448.39
  5. Step 5: Solve for x
    x = 38,004,448.39/5,581.25
  6. Step 6: Final answer
    x = 6,809.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.