Home / 4,529.84-6,241.09-3,390.39

Finding the Fourth Proportional to 4,529.84, 6,241.09 and 3,390.39

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Solution

The fourth proportional to 4,529.84, 6,241.09 and 3,390.39 is: 4,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.84 : 6,241.09 = 3,390.39 : x
  2. Step 2: Convert to fraction form
    4,529.84/6,241.09 = 3,390.39/x
  3. Step 3: Cross multiply
    4,529.84x = 6,241.09 × 3,390.39
  4. Step 4: Simplify right side
    4,529.84x = 21,159,729.13
  5. Step 5: Solve for x
    x = 21,159,729.13/4,529.84
  6. Step 6: Final answer
    x = 4,671.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.