Home / 9,809.20-13,536.78-5,332.96

Finding the Fourth Proportional to 9,809.20, 13,536.78 and 5,332.96

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Solution

The fourth proportional to 9,809.20, 13,536.78 and 5,332.96 is: 7,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.20 : 13,536.78 = 5,332.96 : x
  2. Step 2: Convert to fraction form
    9,809.20/13,536.78 = 5,332.96/x
  3. Step 3: Cross multiply
    9,809.20x = 13,536.78 × 5,332.96
  4. Step 4: Simplify right side
    9,809.20x = 72,191,106.27
  5. Step 5: Solve for x
    x = 72,191,106.27/9,809.20
  6. Step 6: Final answer
    x = 7,359.53

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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.