Home / 4,239.77-6,350.40-2,591.33

Finding the Fourth Proportional to 4,239.77, 6,350.40 and 2,591.33

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Solution

The fourth proportional to 4,239.77, 6,350.40 and 2,591.33 is: 3,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.77 : 6,350.40 = 2,591.33 : x
  2. Step 2: Convert to fraction form
    4,239.77/6,350.40 = 2,591.33/x
  3. Step 3: Cross multiply
    4,239.77x = 6,350.40 × 2,591.33
  4. Step 4: Simplify right side
    4,239.77x = 16,455,950.28
  5. Step 5: Solve for x
    x = 16,455,950.28/4,239.77
  6. Step 6: Final answer
    x = 3,881.34

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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.