Home / 2,835.39-4,253.09-1,677.63

Finding the Fourth Proportional to 2,835.39, 4,253.09 and 1,677.63

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Solution

The fourth proportional to 2,835.39, 4,253.09 and 1,677.63 is: 2,516.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.39 : 4,253.09 = 1,677.63 : x
  2. Step 2: Convert to fraction form
    2,835.39/4,253.09 = 1,677.63/x
  3. Step 3: Cross multiply
    2,835.39x = 4,253.09 × 1,677.63
  4. Step 4: Simplify right side
    2,835.39x = 7,135,102.99
  5. Step 5: Solve for x
    x = 7,135,102.99/2,835.39
  6. Step 6: Final answer
    x = 2,516.45

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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.