Home / 9,223.20-13,838.58-5,330.88

Finding the Fourth Proportional to 9,223.20, 13,838.58 and 5,330.88

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Solution

The fourth proportional to 9,223.20, 13,838.58 and 5,330.88 is: 7,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,223.20 : 13,838.58 = 5,330.88 : x
  2. Step 2: Convert to fraction form
    9,223.20/13,838.58 = 5,330.88/x
  3. Step 3: Cross multiply
    9,223.20x = 13,838.58 × 5,330.88
  4. Step 4: Simplify right side
    9,223.20x = 73,771,809.35
  5. Step 5: Solve for x
    x = 73,771,809.35/9,223.20
  6. Step 6: Final answer
    x = 7,998.50

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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.