Home / 5,718.03-8,586.85-3,509.82

Finding the Fourth Proportional to 5,718.03, 8,586.85 and 3,509.82

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Solution

The fourth proportional to 5,718.03, 8,586.85 and 3,509.82 is: 5,270.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.03 : 8,586.85 = 3,509.82 : x
  2. Step 2: Convert to fraction form
    5,718.03/8,586.85 = 3,509.82/x
  3. Step 3: Cross multiply
    5,718.03x = 8,586.85 × 3,509.82
  4. Step 4: Simplify right side
    5,718.03x = 30,138,349.09
  5. Step 5: Solve for x
    x = 30,138,349.09/5,718.03
  6. Step 6: Final answer
    x = 5,270.76

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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.