Home / 5,448.50-7,514.86-3,459.64

Finding the Fourth Proportional to 5,448.50, 7,514.86 and 3,459.64

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Solution

The fourth proportional to 5,448.50, 7,514.86 and 3,459.64 is: 4,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.50 : 7,514.86 = 3,459.64 : x
  2. Step 2: Convert to fraction form
    5,448.50/7,514.86 = 3,459.64/x
  3. Step 3: Cross multiply
    5,448.50x = 7,514.86 × 3,459.64
  4. Step 4: Simplify right side
    5,448.50x = 25,998,710.25
  5. Step 5: Solve for x
    x = 25,998,710.25/5,448.50
  6. Step 6: Final answer
    x = 4,771.72

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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.