Home / 8,730.95-13,096.07-2,156.97

Finding the Fourth Proportional to 8,730.95, 13,096.07 and 2,156.97

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Solution

The fourth proportional to 8,730.95, 13,096.07 and 2,156.97 is: 3,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.95 : 13,096.07 = 2,156.97 : x
  2. Step 2: Convert to fraction form
    8,730.95/13,096.07 = 2,156.97/x
  3. Step 3: Cross multiply
    8,730.95x = 13,096.07 × 2,156.97
  4. Step 4: Simplify right side
    8,730.95x = 28,247,753.84
  5. Step 5: Solve for x
    x = 28,247,753.84/8,730.95
  6. Step 6: Final answer
    x = 3,235.36

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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.