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Finding the Fourth Proportional to 8,040.95, 12,056.91 and 5,510.90

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Solution

The fourth proportional to 8,040.95, 12,056.91 and 5,510.90 is: 8,263.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.95 : 12,056.91 = 5,510.90 : x
  2. Step 2: Convert to fraction form
    8,040.95/12,056.91 = 5,510.90/x
  3. Step 3: Cross multiply
    8,040.95x = 12,056.91 × 5,510.90
  4. Step 4: Simplify right side
    8,040.95x = 66,444,425.32
  5. Step 5: Solve for x
    x = 66,444,425.32/8,040.95
  6. Step 6: Final answer
    x = 8,263.26

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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.