Home / 10,900.28-16,350.44-3,002.90

Finding the Fourth Proportional to 10,900.28, 16,350.44 and 3,002.90

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Solution

The fourth proportional to 10,900.28, 16,350.44 and 3,002.90 is: 4,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.28 : 16,350.44 = 3,002.90 : x
  2. Step 2: Convert to fraction form
    10,900.28/16,350.44 = 3,002.90/x
  3. Step 3: Cross multiply
    10,900.28x = 16,350.44 × 3,002.90
  4. Step 4: Simplify right side
    10,900.28x = 49,098,639.51
  5. Step 5: Solve for x
    x = 49,098,639.51/10,900.28
  6. Step 6: Final answer
    x = 4,504.35

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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.