Home / 11,055.60-16,583.40-6,908.40

Finding the Fourth Proportional to 11,055.60, 16,583.40 and 6,908.40

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Solution

The fourth proportional to 11,055.60, 16,583.40 and 6,908.40 is: 10,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.60 : 16,583.40 = 6,908.40 : x
  2. Step 2: Convert to fraction form
    11,055.60/16,583.40 = 6,908.40/x
  3. Step 3: Cross multiply
    11,055.60x = 16,583.40 × 6,908.40
  4. Step 4: Simplify right side
    11,055.60x = 114,564,760.56
  5. Step 5: Solve for x
    x = 114,564,760.56/11,055.60
  6. Step 6: Final answer
    x = 10,362.60

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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.