Home / 11,010.54-16,515.62-7,630.20

Finding the Fourth Proportional to 11,010.54, 16,515.62 and 7,630.20

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Solution

The fourth proportional to 11,010.54, 16,515.62 and 7,630.20 is: 11,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.54 : 16,515.62 = 7,630.20 : x
  2. Step 2: Convert to fraction form
    11,010.54/16,515.62 = 7,630.20/x
  3. Step 3: Cross multiply
    11,010.54x = 16,515.62 × 7,630.20
  4. Step 4: Simplify right side
    11,010.54x = 126,017,483.72
  5. Step 5: Solve for x
    x = 126,017,483.72/11,010.54
  6. Step 6: Final answer
    x = 11,445.17

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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.