Home / 7,609.08-11,362.20-6,225.12

Finding the Fourth Proportional to 7,609.08, 11,362.20 and 6,225.12

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Solution

The fourth proportional to 7,609.08, 11,362.20 and 6,225.12 is: 9,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.08 : 11,362.20 = 6,225.12 : x
  2. Step 2: Convert to fraction form
    7,609.08/11,362.20 = 6,225.12/x
  3. Step 3: Cross multiply
    7,609.08x = 11,362.20 × 6,225.12
  4. Step 4: Simplify right side
    7,609.08x = 70,731,058.46
  5. Step 5: Solve for x
    x = 70,731,058.46/7,609.08
  6. Step 6: Final answer
    x = 9,295.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.