Home / 9,209.52-13,816.08-3,665.46

Finding the Fourth Proportional to 9,209.52, 13,816.08 and 3,665.46

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Solution

The fourth proportional to 9,209.52, 13,816.08 and 3,665.46 is: 5,498.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.52 : 13,816.08 = 3,665.46 : x
  2. Step 2: Convert to fraction form
    9,209.52/13,816.08 = 3,665.46/x
  3. Step 3: Cross multiply
    9,209.52x = 13,816.08 × 3,665.46
  4. Step 4: Simplify right side
    9,209.52x = 50,642,288.60
  5. Step 5: Solve for x
    x = 50,642,288.60/9,209.52
  6. Step 6: Final answer
    x = 5,498.91

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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.