Home / 9,815.22-14,706.51-5,911.62

Finding the Fourth Proportional to 9,815.22, 14,706.51 and 5,911.62

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Solution

The fourth proportional to 9,815.22, 14,706.51 and 5,911.62 is: 8,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815.22 : 14,706.51 = 5,911.62 : x
  2. Step 2: Convert to fraction form
    9,815.22/14,706.51 = 5,911.62/x
  3. Step 3: Cross multiply
    9,815.22x = 14,706.51 × 5,911.62
  4. Step 4: Simplify right side
    9,815.22x = 86,939,298.65
  5. Step 5: Solve for x
    x = 86,939,298.65/9,815.22
  6. Step 6: Final answer
    x = 8,857.60

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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.