Home / 3,632.80-5,444.42-1,440.33

Finding the Fourth Proportional to 3,632.80, 5,444.42 and 1,440.33

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Solution

The fourth proportional to 3,632.80, 5,444.42 and 1,440.33 is: 2,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.80 : 5,444.42 = 1,440.33 : x
  2. Step 2: Convert to fraction form
    3,632.80/5,444.42 = 1,440.33/x
  3. Step 3: Cross multiply
    3,632.80x = 5,444.42 × 1,440.33
  4. Step 4: Simplify right side
    3,632.80x = 7,841,774.67
  5. Step 5: Solve for x
    x = 7,841,774.67/3,632.80
  6. Step 6: Final answer
    x = 2,158.60

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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.