Home / 11,345.84-17,019.56-3,025.80

Finding the Fourth Proportional to 11,345.84, 17,019.56 and 3,025.80

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Solution

The fourth proportional to 11,345.84, 17,019.56 and 3,025.80 is: 4,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.84 : 17,019.56 = 3,025.80 : x
  2. Step 2: Convert to fraction form
    11,345.84/17,019.56 = 3,025.80/x
  3. Step 3: Cross multiply
    11,345.84x = 17,019.56 × 3,025.80
  4. Step 4: Simplify right side
    11,345.84x = 51,497,784.65
  5. Step 5: Solve for x
    x = 51,497,784.65/11,345.84
  6. Step 6: Final answer
    x = 4,538.91

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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.