Home / 10,730.22-14,808.33-8,072.88

Finding the Fourth Proportional to 10,730.22, 14,808.33 and 8,072.88

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Solution

The fourth proportional to 10,730.22, 14,808.33 and 8,072.88 is: 11,141.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,730.22 : 14,808.33 = 8,072.88 : x
  2. Step 2: Convert to fraction form
    10,730.22/14,808.33 = 8,072.88/x
  3. Step 3: Cross multiply
    10,730.22x = 14,808.33 × 8,072.88
  4. Step 4: Simplify right side
    10,730.22x = 119,545,871.09
  5. Step 5: Solve for x
    x = 119,545,871.09/10,730.22
  6. Step 6: Final answer
    x = 11,141.05

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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.