Home / 11,485.65-17,228.28-6,544.75

Finding the Fourth Proportional to 11,485.65, 17,228.28 and 6,544.75

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Solution

The fourth proportional to 11,485.65, 17,228.28 and 6,544.75 is: 9,817.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.65 : 17,228.28 = 6,544.75 : x
  2. Step 2: Convert to fraction form
    11,485.65/17,228.28 = 6,544.75/x
  3. Step 3: Cross multiply
    11,485.65x = 17,228.28 × 6,544.75
  4. Step 4: Simplify right side
    11,485.65x = 112,754,785.53
  5. Step 5: Solve for x
    x = 112,754,785.53/11,485.65
  6. Step 6: Final answer
    x = 9,817.01

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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.