Home / 9,211.13-13,816.56-2,285.63

Finding the Fourth Proportional to 9,211.13, 13,816.56 and 2,285.63

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Solution

The fourth proportional to 9,211.13, 13,816.56 and 2,285.63 is: 3,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.13 : 13,816.56 = 2,285.63 : x
  2. Step 2: Convert to fraction form
    9,211.13/13,816.56 = 2,285.63/x
  3. Step 3: Cross multiply
    9,211.13x = 13,816.56 × 2,285.63
  4. Step 4: Simplify right side
    9,211.13x = 31,579,544.03
  5. Step 5: Solve for x
    x = 31,579,544.03/9,211.13
  6. Step 6: Final answer
    x = 3,428.41

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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.