Home / 4,787.69-6,611.37-3,606.71

Finding the Fourth Proportional to 4,787.69, 6,611.37 and 3,606.71

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Solution

The fourth proportional to 4,787.69, 6,611.37 and 3,606.71 is: 4,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.69 : 6,611.37 = 3,606.71 : x
  2. Step 2: Convert to fraction form
    4,787.69/6,611.37 = 3,606.71/x
  3. Step 3: Cross multiply
    4,787.69x = 6,611.37 × 3,606.71
  4. Step 4: Simplify right side
    4,787.69x = 23,845,294.29
  5. Step 5: Solve for x
    x = 23,845,294.29/4,787.69
  6. Step 6: Final answer
    x = 4,980.54

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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.