Home / 5,403.03-7,455.74-3,045.75

Finding the Fourth Proportional to 5,403.03, 7,455.74 and 3,045.75

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Solution

The fourth proportional to 5,403.03, 7,455.74 and 3,045.75 is: 4,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.03 : 7,455.74 = 3,045.75 : x
  2. Step 2: Convert to fraction form
    5,403.03/7,455.74 = 3,045.75/x
  3. Step 3: Cross multiply
    5,403.03x = 7,455.74 × 3,045.75
  4. Step 4: Simplify right side
    5,403.03x = 22,708,304.88
  5. Step 5: Solve for x
    x = 22,708,304.88/5,403.03
  6. Step 6: Final answer
    x = 4,202.88

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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.