Home / 5,707.29-8,561.63-2,196.48

Finding the Fourth Proportional to 5,707.29, 8,561.63 and 2,196.48

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Solution

The fourth proportional to 5,707.29, 8,561.63 and 2,196.48 is: 3,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.29 : 8,561.63 = 2,196.48 : x
  2. Step 2: Convert to fraction form
    5,707.29/8,561.63 = 2,196.48/x
  3. Step 3: Cross multiply
    5,707.29x = 8,561.63 × 2,196.48
  4. Step 4: Simplify right side
    5,707.29x = 18,805,449.06
  5. Step 5: Solve for x
    x = 18,805,449.06/5,707.29
  6. Step 6: Final answer
    x = 3,294.99

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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.