Home / 4,528.84-6,239.71-3,389.39

Finding the Fourth Proportional to 4,528.84, 6,239.71 and 3,389.39

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Solution

The fourth proportional to 4,528.84, 6,239.71 and 3,389.39 is: 4,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.84 : 6,239.71 = 3,389.39 : x
  2. Step 2: Convert to fraction form
    4,528.84/6,239.71 = 3,389.39/x
  3. Step 3: Cross multiply
    4,528.84x = 6,239.71 × 3,389.39
  4. Step 4: Simplify right side
    4,528.84x = 21,148,832.68
  5. Step 5: Solve for x
    x = 21,148,832.68/4,528.84
  6. Step 6: Final answer
    x = 4,669.82

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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.