Home / 5,487.33-8,216.75-4,607.81

Finding the Fourth Proportional to 5,487.33, 8,216.75 and 4,607.81

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Solution

The fourth proportional to 5,487.33, 8,216.75 and 4,607.81 is: 6,899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.33 : 8,216.75 = 4,607.81 : x
  2. Step 2: Convert to fraction form
    5,487.33/8,216.75 = 4,607.81/x
  3. Step 3: Cross multiply
    5,487.33x = 8,216.75 × 4,607.81
  4. Step 4: Simplify right side
    5,487.33x = 37,861,222.82
  5. Step 5: Solve for x
    x = 37,861,222.82/5,487.33
  6. Step 6: Final answer
    x = 6,899.75

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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.