Home / 6,528.21-9,009.09-3,544.04

Finding the Fourth Proportional to 6,528.21, 9,009.09 and 3,544.04

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Solution

The fourth proportional to 6,528.21, 9,009.09 and 3,544.04 is: 4,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.21 : 9,009.09 = 3,544.04 : x
  2. Step 2: Convert to fraction form
    6,528.21/9,009.09 = 3,544.04/x
  3. Step 3: Cross multiply
    6,528.21x = 9,009.09 × 3,544.04
  4. Step 4: Simplify right side
    6,528.21x = 31,928,530.28
  5. Step 5: Solve for x
    x = 31,928,530.28/6,528.21
  6. Step 6: Final answer
    x = 4,890.86

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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.