Home / 7,253.45-10,881.14-3,555.80

Finding the Fourth Proportional to 7,253.45, 10,881.14 and 3,555.80

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Solution

The fourth proportional to 7,253.45, 10,881.14 and 3,555.80 is: 5,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.45 : 10,881.14 = 3,555.80 : x
  2. Step 2: Convert to fraction form
    7,253.45/10,881.14 = 3,555.80/x
  3. Step 3: Cross multiply
    7,253.45x = 10,881.14 × 3,555.80
  4. Step 4: Simplify right side
    7,253.45x = 38,691,126.23
  5. Step 5: Solve for x
    x = 38,691,126.23/7,253.45
  6. Step 6: Final answer
    x = 5,334.17

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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.