Home / 6,787.05-9,365.04-4,135.29

Finding the Fourth Proportional to 6,787.05, 9,365.04 and 4,135.29

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Solution

The fourth proportional to 6,787.05, 9,365.04 and 4,135.29 is: 5,706.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.05 : 9,365.04 = 4,135.29 : x
  2. Step 2: Convert to fraction form
    6,787.05/9,365.04 = 4,135.29/x
  3. Step 3: Cross multiply
    6,787.05x = 9,365.04 × 4,135.29
  4. Step 4: Simplify right side
    6,787.05x = 38,727,156.26
  5. Step 5: Solve for x
    x = 38,727,156.26/6,787.05
  6. Step 6: Final answer
    x = 5,706.04

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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.