Home / 7,193.37-10,787.93-3,681.21

Finding the Fourth Proportional to 7,193.37, 10,787.93 and 3,681.21

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Solution

The fourth proportional to 7,193.37, 10,787.93 and 3,681.21 is: 5,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.37 : 10,787.93 = 3,681.21 : x
  2. Step 2: Convert to fraction form
    7,193.37/10,787.93 = 3,681.21/x
  3. Step 3: Cross multiply
    7,193.37x = 10,787.93 × 3,681.21
  4. Step 4: Simplify right side
    7,193.37x = 39,712,635.80
  5. Step 5: Solve for x
    x = 39,712,635.80/7,193.37
  6. Step 6: Final answer
    x = 5,520.73

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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.