Home / 10,360.90-15,511.42-9,292.62

Finding the Fourth Proportional to 10,360.90, 15,511.42 and 9,292.62

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Solution

The fourth proportional to 10,360.90, 15,511.42 and 9,292.62 is: 13,912.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.90 : 15,511.42 = 9,292.62 : x
  2. Step 2: Convert to fraction form
    10,360.90/15,511.42 = 9,292.62/x
  3. Step 3: Cross multiply
    10,360.90x = 15,511.42 × 9,292.62
  4. Step 4: Simplify right side
    10,360.90x = 144,141,731.72
  5. Step 5: Solve for x
    x = 144,141,731.72/10,360.90
  6. Step 6: Final answer
    x = 13,912.09

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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.