Home / 5,470.29-7,548.09-3,231.84

Finding the Fourth Proportional to 5,470.29, 7,548.09 and 3,231.84

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Solution

The fourth proportional to 5,470.29, 7,548.09 and 3,231.84 is: 4,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.29 : 7,548.09 = 3,231.84 : x
  2. Step 2: Convert to fraction form
    5,470.29/7,548.09 = 3,231.84/x
  3. Step 3: Cross multiply
    5,470.29x = 7,548.09 × 3,231.84
  4. Step 4: Simplify right side
    5,470.29x = 24,394,219.19
  5. Step 5: Solve for x
    x = 24,394,219.19/5,470.29
  6. Step 6: Final answer
    x = 4,459.40

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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.