Home / 4,818.17-7,222.35-1,892.45

Finding the Fourth Proportional to 4,818.17, 7,222.35 and 1,892.45

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Solution

The fourth proportional to 4,818.17, 7,222.35 and 1,892.45 is: 2,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.17 : 7,222.35 = 1,892.45 : x
  2. Step 2: Convert to fraction form
    4,818.17/7,222.35 = 1,892.45/x
  3. Step 3: Cross multiply
    4,818.17x = 7,222.35 × 1,892.45
  4. Step 4: Simplify right side
    4,818.17x = 13,667,936.26
  5. Step 5: Solve for x
    x = 13,667,936.26/4,818.17
  6. Step 6: Final answer
    x = 2,836.75

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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.