Home / 11,345.76-17,011.62-5,506.20

Finding the Fourth Proportional to 11,345.76, 17,011.62 and 5,506.20

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Solution

The fourth proportional to 11,345.76, 17,011.62 and 5,506.20 is: 8,255.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.76 : 17,011.62 = 5,506.20 : x
  2. Step 2: Convert to fraction form
    11,345.76/17,011.62 = 5,506.20/x
  3. Step 3: Cross multiply
    11,345.76x = 17,011.62 × 5,506.20
  4. Step 4: Simplify right side
    11,345.76x = 93,669,382.04
  5. Step 5: Solve for x
    x = 93,669,382.04/11,345.76
  6. Step 6: Final answer
    x = 8,255.89

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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.