Home / 10,896.40-16,344.60-3,501.40

Finding the Fourth Proportional to 10,896.40, 16,344.60 and 3,501.40

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Solution

The fourth proportional to 10,896.40, 16,344.60 and 3,501.40 is: 5,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.40 : 16,344.60 = 3,501.40 : x
  2. Step 2: Convert to fraction form
    10,896.40/16,344.60 = 3,501.40/x
  3. Step 3: Cross multiply
    10,896.40x = 16,344.60 × 3,501.40
  4. Step 4: Simplify right side
    10,896.40x = 57,228,982.44
  5. Step 5: Solve for x
    x = 57,228,982.44/10,896.40
  6. Step 6: Final answer
    x = 5,252.10

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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.