Home / 5,812.48-8,021.28-3,294.60

Finding the Fourth Proportional to 5,812.48, 8,021.28 and 3,294.60

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Solution

The fourth proportional to 5,812.48, 8,021.28 and 3,294.60 is: 4,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.48 : 8,021.28 = 3,294.60 : x
  2. Step 2: Convert to fraction form
    5,812.48/8,021.28 = 3,294.60/x
  3. Step 3: Cross multiply
    5,812.48x = 8,021.28 × 3,294.60
  4. Step 4: Simplify right side
    5,812.48x = 26,426,909.09
  5. Step 5: Solve for x
    x = 26,426,909.09/5,812.48
  6. Step 6: Final answer
    x = 4,546.58

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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.