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Finding the Fourth Proportional to 9,010.90, 13,504.20 and 6,040.90

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Solution

The fourth proportional to 9,010.90, 13,504.20 and 6,040.90 is: 9,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.90 : 13,504.20 = 6,040.90 : x
  2. Step 2: Convert to fraction form
    9,010.90/13,504.20 = 6,040.90/x
  3. Step 3: Cross multiply
    9,010.90x = 13,504.20 × 6,040.90
  4. Step 4: Simplify right side
    9,010.90x = 81,577,521.78
  5. Step 5: Solve for x
    x = 81,577,521.78/9,010.90
  6. Step 6: Final answer
    x = 9,053.20

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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.