Home / 8,914.05-12,301.56-5,332.70

Finding the Fourth Proportional to 8,914.05, 12,301.56 and 5,332.70

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Solution

The fourth proportional to 8,914.05, 12,301.56 and 5,332.70 is: 7,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.05 : 12,301.56 = 5,332.70 : x
  2. Step 2: Convert to fraction form
    8,914.05/12,301.56 = 5,332.70/x
  3. Step 3: Cross multiply
    8,914.05x = 12,301.56 × 5,332.70
  4. Step 4: Simplify right side
    8,914.05x = 65,600,467.50
  5. Step 5: Solve for x
    x = 65,600,467.50/8,914.05
  6. Step 6: Final answer
    x = 7,359.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.