Home / 5,723.01-8,540.57-5,690.16

Finding the Fourth Proportional to 5,723.01, 8,540.57 and 5,690.16

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Solution

The fourth proportional to 5,723.01, 8,540.57 and 5,690.16 is: 8,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.01 : 8,540.57 = 5,690.16 : x
  2. Step 2: Convert to fraction form
    5,723.01/8,540.57 = 5,690.16/x
  3. Step 3: Cross multiply
    5,723.01x = 8,540.57 × 5,690.16
  4. Step 4: Simplify right side
    5,723.01x = 48,597,224.02
  5. Step 5: Solve for x
    x = 48,597,224.02/5,723.01
  6. Step 6: Final answer
    x = 8,491.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.