Home / 3,165.64-4,748.34-2,126.08

Finding the Fourth Proportional to 3,165.64, 4,748.34 and 2,126.08

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Solution

The fourth proportional to 3,165.64, 4,748.34 and 2,126.08 is: 3,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.64 : 4,748.34 = 2,126.08 : x
  2. Step 2: Convert to fraction form
    3,165.64/4,748.34 = 2,126.08/x
  3. Step 3: Cross multiply
    3,165.64x = 4,748.34 × 2,126.08
  4. Step 4: Simplify right side
    3,165.64x = 10,095,350.71
  5. Step 5: Solve for x
    x = 10,095,350.71/3,165.64
  6. Step 6: Final answer
    x = 3,189.04

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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.