Home / 4,181.47-6,272.01-1,715.68

Finding the Fourth Proportional to 4,181.47, 6,272.01 and 1,715.68

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Solution

The fourth proportional to 4,181.47, 6,272.01 and 1,715.68 is: 2,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.47 : 6,272.01 = 1,715.68 : x
  2. Step 2: Convert to fraction form
    4,181.47/6,272.01 = 1,715.68/x
  3. Step 3: Cross multiply
    4,181.47x = 6,272.01 × 1,715.68
  4. Step 4: Simplify right side
    4,181.47x = 10,760,762.12
  5. Step 5: Solve for x
    x = 10,760,762.12/4,181.47
  6. Step 6: Final answer
    x = 2,573.44

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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.